05/04/16

The parking meter contains nickels and quarters worth $5.90.There are 62 coins in all.Find how many there are of each.
I am confused on what equation to use amd how to solve it as in where do i start and how do i finsh  
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05/04/16

PROBABILITY PLZ HELP!!:(
A BOWL OF CANDIES CONTAINS THE FOLLOWING PIECES OF CANDY. 6 CHERRY 9 APPLE 12 LEMON AND 9 BLUEBERRY. WHAT IS THE PROBABILTY GETTING TWO OF THE SAME KINDS OF CANDY? THIS IS WITH REPLACEMENT
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05/04/16

Kathy created a square shaped poster . the length of each side was 2 1/2 ft. What is the area
Also second question.. She also created a rectangular banner with the same area as the poster .the banner has different dimensions one length was a whole number. What could be the dimensions of... more
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05/03/16

A band estimated that when a random ticket holder is invited on stage,
there is a 1/4 chance that the person will be under 18 years old, and a 1/3 chance that the person will be over 30 years old. The band also estimates that half of its fans at any age are men and... more
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05/03/16

A band gets into someone’s old van in order to go play at a festival.
There is a 10% chance that the van will break down at some point during the trip, and an 8% chance that the band will have some other sort of equipment failure at the festival. What is the... more
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05/03/16

Find the fuel economy of the mid size wagon. See bekow
The fuel economy of a car company's compact is 40 miles a gallon. This is 6 miles a gallon less than twice that of a mid size wagon. Find the fuel economy of the mid size wagon.
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05/03/16

need help with question
?Johnny's cafe serves desserts. One serving of ice cream and two servings of blueberry pie provides 790 calories. Three servings of ice cream and two servings of blueberry pie provides 1290... more
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05/03/16

What is the maximum safe height above the ground for the rescue ladder?
Glendale fire department's longest ladder is 110 feet long, and the safety regulations states that they can use it for an angle of elevation less than or equal to 65.4(degrees). what is the maximum... more
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05/03/16

find the depth of the water from the pool surface to the bottom of the deep end of the pool
A swimming pool is 35 feet long and 15 feet wide. This pool has a beach entry which means that the bottom of the pool is a steady gradual slant. The water depth increases with an angle of... more
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05/03/16

Question below
1) A barrel in the shape of a cylinder is cut half lengthwise to make a water tough for horses. Does the expression: *3.14(1/2r)squared represent the volume of water that the water trough holds?... more
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05/03/16

How to find the number of steel ball bearings,each diameter 0.7 cm3,that can be made from 1 kg of steel,given that 1 cm cube of steel weighs 7.8 g
How to find the number of steel ball bearings,each diameter 0.7 cm3,that can be made from 1 kg of steel,given that 1 cm cube of steel weighs 7.8 g
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05/02/16

A band estimates that 3/8 of people on its mailing list has seen the band play exactly once,
and that 7/16 of people on its mailing list have seen the band play more than once.  What fraction of people on the band’s mailing list have seen the band play at least once?
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05/02/16

Carly and Deirdre work at different entrances to a show, collecting people’s tickets.
At the end of the evening, they combine their tickets into a single pile and each separately count the total number of tickets in the pile. Carly counts 400 tickets, while Deirdre counts 397... more
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05/02/16

Her cat weighs 2.3 kg and her parrot weighs 65 g. How many more kilograms does the cat weighs than the parrot?
Micah has a cat and a parrot. Her cat weighs 2.3 kg and her parrot weighs 65 g. How many more kilograms does the cat weigh than the parrot?
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05/02/16

Let a,b and c be the sides of a triangle. Show that a/(b+c-a) + b/(a+c-b) + c/(a+b-c) >=3
 Please help me find the step by step proof to this question.
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05/02/16

the pH scale for acicidity is defined by pH=-log10(H+) where (H+) is the concentration of hydrogen ions measured in moles per liter
So, a substance has a hydrogen ion concentration of (H+)= 5.4*10^(-9)M. I need help in calculating the pH of the substance.   Thanks!
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05/02/16

Trigonometry assignment URGENT!! PLEASE HELP
- The basketball hoop has a height of 3.05m. Measure the distance out from the hoop to the centre circle If a person holding a basketball at eye level of height 165cm is standing at the centre... more
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05/02/16

help me with maths
If a person holding a basketball at eye level of height 165cm is standing at the centre circle what is the angle of depression from the hoop to the basketball?
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05/01/16

Find the percentage rate of change for quantity described
The value of investment doubles every five years. Round two  decimal places. The rate of change______ % per year
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05/01/16

What is the solubility of sugar and numerical value? Why did the sugar attach to the skewer?
I am making rocky candy for a lab in chemistry and have a couple of problems I am stuck on.    1. Why did the sugar leave the solution and attach to the stick?    2. What is the solubility of... more
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04/29/16

Caculate how many kcalories from carbonhydrates, fat, and protein are provided in a 1600-kcalories...?
Full question.   Caculate how many kcalories from carbonhydrates, fat, and protein are provided in a 1600-kcalorie diet that derives 60 percent of calories from carbonhydrates, 25 percent from... more
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04/29/16

a shipment of steel pipe contains 2.058' (625 m). if each pipe is 21' (640 cm.) long, how many lengths are in this shipment?
Can you please show me how to work this problem? 
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04/28/16

Is there a way to calculate the markup percentage based off of only the margin percentage?
Is there a way to calculate the markup percentage based off of only the margin percentage?
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04/27/16

Give structure 4-ethyl-2-mercaptoheptanethiol
I need help 
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04/27/16

Earthquakes
The magnitude of an earthquake is a measure of the amount rof energy released.of magnitude 6 releases about 30 times as much energy as an earthquake of magnitude 5. The magnitude of the 1989... more
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