Change the order and the grouping of the addends so that you can use mental math to find the sum. Then find the sum. 43+39+43+11=

What is 52 Factorial?

A relationship between a producer and consumer is best illustrated by a snake eating a bird. a fox eating a mouse. a lion eating a zebra. a zebra eating grass.

A school has 63% girls and 37% boys. If 23% of the girls wear contacts and 42% of the boys wear contacts, what percent of all students wear contacts

Mrs. Vance told students how many rounds to expect in the spelling bee based on previous years. According to the graph what was the rate of change between 2011 and 2015

A collector has 120 movie posters and 100 band posters. She wants to sell 24 movie posters but still have her poster collection l maintain the same ratio of 120:100. If she sells 24 movie posters, how many band posters should she sell? Explain.

Compute the amount of interest earned in the following simple interest problem A deposit of $1,295 at 7% for 180 days

How do you decide which of two numbers is greater when one number is positive and one number is negative

List numbers in order from least to greates 4,-6,0,8,-9,1,-3 what the answer

Solve 2x2 + 16x + 50 = 0.

Leo the rabbit is climbing up a flight of 10 steps. Leo can only hop up 1 or 2 steps each time he hops. he never hops down, only up. how many different ways can leo hop up the stairs?