Of the member of a student choir 60% are boys is there are 21 boys how many members does the choir have is general

The sum of two numbers is 30. Their difference is 6. What are the numbers? 6 and 24 12 and 18 10 and 20 8 and 14

All acute angles = ?

Patty spent 40 minutes getting ready for school. During that time, she spent 5 minutes taking a shower, 3 minutes getting dressed, and the rest of the time eating breakfast. What part of the 40 minutes did Patty spend eating breakfast?

What is the domain of y=log4 (x+3)

What is the median for 4, 8, 10, 5, 9

Share 1980 in the ratio 4:7

Power by 10 10 and theres a 4 above it

What fraction is equivalent to 4/3

7-3 (6c+14) >5 (1-2c) Solve for c.

If a red suit is drawn from an ordinary deck of cards, what is the probability that the card is a diamond?