Write an expression that can be used to find 4 * 275 using mental math and properties of numbers.

Which zero is significant in the number 50,540? what is the other zero called?

Your sports drink bottle is 5/8 full. After practice, the bottle is 3/8 full.

A box of pencil sharpener has: • 4 red • 5 blue •2 green • 3 yellow • 2 orange Belinda will randomly choose 1 pencil sharpener from the box. What is the probability Belinda will NOT choose a red eraser? A. 3/4 B. 2/5 C. 1/4 D. 1/3

Find the greatest common factor of 28, 248, and 68. A) 8 B) 12 C) 68 D) 4

it costs $36.75 for 3 tickets to visit the science center. it costs $51 for 4 tickets to visit the zoo. which attraction will cost more money for a group of 12 students to visit? how much more?

What number is missing from this pattern? 1 5 13,25 - 61,85

Suppose a correlation is computed in each of two samples. If the value of SSXY is the same in each sample, and the denominator of the test statistic is larger in Sample 1, then in which sample will the value of the correlation coefficient be larger?

Divide 40 litres into the ratio 1:3

What is the third term of a sequence that has a first term of 3 and a common ratio of 3

An employee gets paid $1,035 each week. How much money will the employee get paid for working 6 weeks? How can you use estimation to check the reasonableness of your answer?