[数学]QR-c2di9jMagoosh

Appleton’s population is 400 greater than Berryville’s population. If Berryville’s population were reduced by 900 people, then...

[数学]QR-72di8jMagoosh

Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how m...

[数学]QR-e2diajMagoosh

2k years ago Frank was 3k years old. In k years Frank's age, in years, will be

[数学]QR-82dibjMagoosh

Pump A can empty a pool in A minutes, and pump B can empty the same pool in B minutes. Pump A begins emptying the pool for 1 minute ...

[数学]QR-62di5jMagoosh

What is the sum of all integers from 45 to 155 inclusive?

[数学]QR-e2di6jMagoosh

The sum of all the digits of the integers from 18 to 21 inclusive is 24 (1+8 + 1+9 + 2+0 + 2+1 = 24). What is the sum of all the dig...

[数学]QR-c2dicjMagoosh

A sum of money was distributed among Lyle, Bob and Chloe. First, Lyle received 4 dollars plus one-half of what remained. Next, Bob r...

[数学]QR-82didjMagoosh

At a certain university, 60% of the professors are women, and 70% of the professors are tenured. If 90% of the professors are women,...

[数学]QR-92di7jMagoosh

If the retail price of a shirt is R dollars, and the price including sales tax is T dollars then the sales tax, as a percent, is

[数学]QR-a2di2jMagoosh

2x + y years ago, Roberto was 3x + y years old. How many years old was Roberto x years ago?

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