A boy is building a pyramid out of building blocks. He puts 20 blocks in the first row, then he puts 19 blocks in the row above, and so on. Find the total number of blocks he needs.

Sophia has $12.32 in pennies. She is sorting her pennies into 11 piles. Part a. Sophia used partial quotients to find the number in each pile. How many pennies are in each pile? Part b.

A different class is made up of 4646 % women and has 1717 women in it. what is the total number of students in the class?

Convert 28/50to a percent

What is 7/11 in decimal for rounded to the nearest thousandth

The difference of 9 times a number and 2 is 67. Which equation below can be used to find the unknown number?

What do the following two equations represent? -x - 3y = - 1 -x - 3y = - 1 Choose 1 answer: Equal lines Parallel lines Perpendicular lines None of the above

Which of the following is the probability that when rolled a die will come up with either a 1 or a 2? 66% 75% 33% 50%

44/100 in simplest form

Two integers a and b have a product of - 33. What is the least possible sum of a and b

The product of 3.3 and a number C