A choir teacher is dividing 3 sopranos and 12 altos into singing groups. he wants each group to have the same combination of sopranos and altos, with no singers left over. what is the greatest number of groups he can make?

The price of an item has risen to $169 today. Yesterday it was $65. Find the percentage increase.

9. Imagine you want to write about an event in which you played a central role, such as scoring the winning goal in a soccer match. Which should you write? a reflective essay a personal narrative O an autobiographical narrative O a memoir

Find f (0) and f (2) for the given exponential function. f (x) = (1/2) ^-x

What is the answer to this equation - 4x = 36

A collection of nickels, dimes, and quarters consist of 18 18 coins with a total of $ 2.05 $2.05. if the number of dimes is equal to the number of nickels, find the number of each type of coins.

Evaluate the expression below for x = 4. 3x + 2x - 81 - 12

A number cube with the numbers 1 through 6 is rolled. What is the theoretical probability of rolling an even number?

X/7 = 0 I assume this would be 0/7 = 0 but I'm not sure.

For the data in the table does y vary directly with x. If it does write an equation for the direct variation. x y 32 24 16 8 8 6 A yes y=0.5x B yes y=2x C yes y=075x D no y does not vary directly with x

If x * y = 21 and x + y = 9 what is x and what is y?