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Susan can wax her car in 2 hr(s). When she works together with Helga, they can wax the car in 30 minute(s). How long would it take Helga, working by herself, to wax the car?

Susan can wax her car in 2 hr(s). When she works together with Helga, they can wax the car in thirty min(s). How long would it take Helga, working by herself, t0 wax the car?

im taking a test for apprenticeship program. I need to find a website that type of test questions as above.

I need help

I am trying to study for the accuplacer, but I am not understanding the steps to get the answers to some problems.    1. solve for n:   a2+n+2b2=(a+b)(a+2b)   2...

Function- y=-3x2+8x+35   identify the axis of symmetry and the vertex   identify the maximum   find the x-intercepts by factoring   show...

xy - 8/x2y2 ÷ x2 - 4/y2

20x4 and 6x3

36x3 and 8x

19x7and 3x5

52X5 AND 12X4

Admission to the school fair is @2.50 for students and \$3.75 for others. If 2848 admissions were collected for a total of \$10,078.75, how many students attended the fair?

12a-4a2+7a3

a. -7/3 b. 5 c. 3/14 d. -3/7

1.  √x(√9-4/3)=√25      The sqrt is just over the 9.   2.  (4-3*√2)2   3.  √135b2c3d*√5b2d       The sqrt is over 135b2c3d...

In the problem it shows a box with a height of 8 cm, a length of 9cm, and a width of 12 cm. Running through the middle of the inside of the box is a dashed line. What is the length of the...

a town has a population of 20000 people. X % of them are on-legged, and half of the others go barefoot. How many sandals are worn in the town?

Lin sells flowers. Lin made some bunches of flowers. Each bunch had 3 roses and 4 daisies. She used 168 flowers altogether. How many roses did Lin use?