Which of the following proportions is true?

4/16=2/14 15/20=24/36 12/15=47/50 16/36=12/27

In yoga class 75% of the students are women. there are 24 women in the class. how many students are in the class

Item 2 Find the unit rate. 6 2/5 revolutions in 2 2/3 seconds The unit rate is revolutions per second.

Find the unit rate. #4.10 for 7 cans.

Tags are placed to the left leg and right leg of a bear in a forest. Let A1 be the event that the left leg tag is lost and A2 the event that the right leg tag is lost. Suppose these two events are independent and P (A1) = P (A2) =.4.

Janet makes homemade dolls. Currently, she produces 23 dolls per month. If she increased her production by 18%, how many dolls would Janet produce each month? 27 32 38 40

If something in a store costs $45, and the markup is 35%, what is the selling price?

How do you write a inequality for the ticket is at most $10

In 2009, Usain Bolt set the world record for sprinting 100m in approximately 9 3/5 seconds. Find his average speed in meters per second.

The prices on many of the cafeteria food change during the year. Elvira finds that she has order veggie burgers four times and paid $78,$72,$87, and $90 on the orders.

Solve the literal equation for y. 6x + 7zy = 15