Which expression has the value of 4

At her first visit to the doctor, Maggie weighed 67. Nine pounds. Her next visit, she gained 13. 45 pounds. How much does she weigh now?

In a school there are 60 teachers and 1200 students 30% of the students are bilingual and 15% of the teachers are bilingual how many bilingual students and teachers are there

Darrin put the numbers 7.25, 7.52, 5.72 and 5.27 in order from the greatest to the least. Is his work correct? Explain.

Sam chose a number. He then multiplied his number by 2 and added 7. His result was 23. What was his original number?

Sarah decided to track the number of goldfish in the pond in her backyard. The first year, there were 10 goldfish in the pond. Each year thereafter, the number of goldfish grew to be 30% more than the year before.

What is 28; 50% increase

37 + (92:3) what does it equal?

260/500 in simplest form

Choose the correct simplification of the expression (8x^4y^3) 2

How many monkeys are in the world?