02/15/20

Algebra question

David gets half as many emails a day as Nicky. Together they have 148 emails for today. How many emails did Nicky receive and how many did David receive?

Dimensional Analysis Problem Help

A recipe for making creamy pasta sauce calls for 0.750 liters of cream. Your measuring cup only measures in cups. How many cups of cream should you use?

02/14/20

Divide: (sqrt(5) + 3) / (sqrt(5) - 3)

Divide by multiplying the denominator by its conjugate, then simplify. If your answer doesn't match any of these answers, see how you can rewrite your expression to equal one of these. Divide:... more

02/14/20

Show that the equation represents a circle by rewriting it in standard form. Then find the center and radius of the circle.

Show that the equation represents a circle by rewriting it in standard form.4x2 + 4y2 − 5x = 0= ???Find the center and radius of the circle.(x,y)= (?,?)r= ?

02/14/20

The rectangle shown has a perimeter of 80 cm and the given area. Its length is 4 more than three times its width. Write and solve a system of equations to find the dimensions of the rectangle.

I would like to know the length and width of the rectangle. The area is 279cm2. (2 is supposed to be an exponent) Please help!

polynomials equations

Write a polynomial function  of least degree that has a leading coefficient of 1 and the given zeros. Write the function in standard form. -2,3.6

02/13/20

Algebra word problem

Jim began a 206​-mile bicycle trip to build up stamina for a triathlon competition.​ Unfortunately, his bicycle chain​ broke, so he finished the trip walking. The whole trip took 6 hours. If Jim... more

How do i solve this question? what equation am i using

The demand curve for a product is p=60 - 0.0005q where p is the price per unit and q is the quantity demanded. How many units must be sold to achieve sales of 1200000?

Math: Systems by Elimination

The sum of 5 times the width of a rectangle and twice its length is 26 units. The difference of 15 times the width and three times the length is 6 units. Write and solve a system of equations to... more

2/8 of the marbles in a boblx are blue....

2/8 of the marbles in a box are blue. There are 24 more red marbles than blue marbles in the box. The remaining 32 marbles are yellow. How many red marbles are in the box?

Find the area of the region bounded by the graphs of y = x, y = 4 - 3x, and x = 0.

Question options: 1) 0.375 2)  2 3)  4 4)  None of these

02/11/20

probability marble question

You are given an urn with 40 red marbles and 60 black marbles. You sample a single marble from the urn 25 times with replacement. What is the probability of drawing 13 or more black marbles?

02/10/20

Of the balloons in the bunch of 100 there are 28 that are red. What part of the balloons are red balloons?

Of the balloons in the bunch of 100 there are 28 that are red. What part of the balloons are red balloons? Give as fraction.

02/10/20

Is your weighted total your actual grade?

Let's say your total grade is 64% but your weighted total is 74%. Is your "real" or "true" grade your weighted total or your total grade?

translate the sentence into an inequality.

two times the sum of a number and 22 is at least 17use the variable y for the unknown number

Math problem for kindergarten

Ms bullock has 6 hats . Some are red some are blue hoe many different combinations of hats can she have ?

02/06/20

J is 24 less than22

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