In a swimming race, a student swam the first 50 meters in 42 seconds. she swam the secons 50 meters in 40 seconds. what was the students average speed during the race?

Shannon has three different recipes for chocolate chip cookies. If she wants to make 4 dozen cookies from Batch A, she needs to use 2 cups of chocolate chips.

What is the sum of 3/20 = 10 squared

How many minutes are in 2 3/5 hours

The initial amount of money borrowed or saved

A landscaper buys a tree that grows at a rate of 14 inches every 2 months. How much does it grow in 1 year? 84 in. 70 in. 42 in. 24 in.

What does the ratio of water and flour 10:4.5 mean?

If the vertex of a parabola is (-6,7) what is the axis of symmetry?

A large data sample of heights of US women is normally distributed with a mean height of 64.7 inches and a standard deviation of 2.6 inches. What is the approximate probability that a randomly selected person in this sample is shorter than 62.

What is the value of 3/4 k to the 3rd power - 9 when K=3

What is a common factor for the expression 24x^2+16x+144