It takes a boy 20 minutes to mow the lawn, but his sister can mow it in 60 minutes. How long would it take them to mow the lawn if they worked together, using two lawn mowers?

Algebra II: If f (x) = 3x + 5/2, what is f (a+2) A) 3a+5/a+12 B) 3 (a+2) = 5/a+2 C) 3 (f (a)) + 5/f (a) + 2

Which is bigger 3/4 or 11/16

Taylor is known for playing video games, but his favorite game is only located at Wehtam's Video Arcade. He goes into this unusual arcade that charges a dollar to enter, as well as a dollar to leave.

Maxs car holds 18 gallons of gasoline driving on the high way the car uses approximately 2 gallons per hour let h represent the number of hours max has been driving on the highway write an expression that shows how many gallons of gasoline has left

One strategy is to always bet "red". what is p (red) ? define x=#red in 38 spins. what is the probability you'll break even by betting on red-only in 38 spins? that is, what is p (19 red in 38 spins) ?

The beginning balance of a credit card account is $500. The monthly interest rate is 0.012. If a payment of $100 is made on the last day of the month, what is the ending balance?

If 25% of an item is $17.00 what is the original price?

Slope and y intercept

A website requires a 7-digit password. How many different passwords can be made using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9 if each number can only be used once? A. 120 B. 70 C. 5,040 D. 604,800

What is the solution for x in the equation? 3x - 42 = - 6x + 21