12/17/23

General knowledge

A clock took 5 seconds to strike 2times, at 2 clock. How long would this clock take to strike 5 times at 5 clock. ( Hint: it’s not 12.5 seconds)
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12/16/23

It's a waste of time ( to do - doing ) all these silly exercises.
It's a waste of time ( to do - doing ) all these silly exercises.
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12/16/23

mathematics homework problem
A swimming pool has a 3-foot wide cement walkway around its perimeter as shown.Write a simplified expression that represents the area (in square feet) of the cement walkway.
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12/15/23

find a demand function d(q) , where q is the quantity/number of the spectators. (assume d(q) is linear)
a baseball team plays in a stadium that holds 72000 spectators. with the ticket price at $8 the average attendance has been 29000. when the price dropped to $4, the average attendance rose to... more
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12/15/23

URGENT!!! PLEASE:If n=21, x bar=41, and s=6, construct a confidence interval at a 99% confidence level. Give your answers to one decimal place.
If n=21, x bar=41, and s=6, construct a confidence interval at a 99% confidence level. Give your answers to one decimal place. < μ <
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12/15/23

Daniel is teaching a class to make parols. He needs 450 sheets of craft paper. The paper is sold in packs of 30 sheets.
Find how many packs of paper Daniel needs to buy.
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12/14/23

Math problem (Simplifying an equation)
The above equation simplifies to this:I don't understand how though, please give a detailed step-by-step solution to the question.
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12/14/23

Math bearings, complex
A plane flies 6km due west of Keira Bay at a constant height of 800 m. Xander sees the plane fromhis house 1.6km south of Keira Bay. Find the bearing of the plane from Xander and the angle of the... more
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12/14/23

Which transformation will result in an image that is congruent to its pre-image?
Which transformation will result in an image that is congruent to its pre-image?  (x, y) → (−x, −4y)  (x, y) → (4x, y − 4)  (x, y) → (−4x, y) (x, y) → (−x, −y)
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12/14/23

Which sequence of transformations will result in an image that is similar to its pre-image?
Which sequence of transformations will result in an image that is similar to its pre-image?  A translation followed by a rotation  A rotation followed by a translation A reflection followed by a... more
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12/14/23

Quadrilaterals LMNO and PQRS are shown in the figure. Are quadrilaterals LMNO and PQRS similar?
Quadrilaterals LMNO and PQRS are shown in the figure.Are quadrilaterals LMNO and PQRS similar?  Yes, quadrilaterals LMNO and PQRS are similar because a translation and a dilation map quadrilateral... more
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12/14/23

Marginal Profit
Suppose that the marginal profit function for a company is P'(x)=120+34x-3x^2 at a production level of x units.Find the extra profit earned from the sale of 6 additional units if 8 units have... more
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12/14/23

True or False. lim x→a f(x) = L means that if x1 is closer to a than x2 is, then f(x1) will be closer to L than f(x2) is.
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12/14/23

True or False. If f(x) = (x^2−16) / (x−4) and g(x) = x + 4, then we can say the functions f and g?
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12/14/23

How fast is the tip of her shadow moving when she is 35 ft from the base of the pole?
A street light is at the top of a 14 ft tall pole. A woman 6 ft tall walks away from the pole with a speed of 4 ft/sec along a straight path. How fast is the tip of her shadow moving when she is 35... more
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12/14/23

A circle is inside a square. The radius of a circle is increasing at a rate of 4 meters per day and the sides of the square are increasing at a rate of 3 meters per day.
A circle is inside a square.The radius of a circle is increasing at a rate of4 meters per day and the sides of the squareare increasing at a rate of 3 meters per day.When the radius is 3 meters,and... more
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12/14/23

Mika can eat 7 hot dogs in 11 minutes. She wants to know how many minutes it would take her to eat 42 hot dogs if she can keep up the same pace.

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12/14/23

Find the position function s(t) of a particle in motion if it is known that:
Find the position function s(t) of a particle in motion if it is known that: the particle's acceleration is constant with a(t)=-8 m/s2 the velocity of the particle at time t=2 is: -13 m/s the... more
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12/14/23

(-6,5) and (-6,-4)
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12/14/23

or Find the slope of the line that passes through (9, 9) and (2, 5). Simplify your answer and write it as a proper fraction, improper fraction, or integer.
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12/14/23

how do you find the y intercept in tables
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12/13/23

Suppose that IQ scores have a bell-shaped distribution with a mean of 95 and a standard deviation of 16 . Using the empirical rule, what percentage of IQ scores are between 79 and 111 ?
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12/13/23

How many beads will be in each box?
Lily has 144 ceramic beads and 108 wooden beads. She plans to store the beads equally in 6 boxes. How many beads will be in each box?
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12/13/23

intermediate math
The perimeter of a playing field for a certain sport is 314 ft. The field is a​ rectangle, and the length is 49 ft longer than the width. Find the dimensions.
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12/13/23

How many fewer miles was the first trip than the second trip?
A bicycle group took two trips. On the first trip, they averaged 87 miles per day for 4 days and 78 miles per day for 3 days. On the second trip, they averaged 94 miles per day for 5 days and 69... more
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