A teacher had 21 red pens. if the ratio of red pens to blue pens she owned was 3:1 how many pens did she have total?

Evaluate the expression. m*n, when m=13 and n=12

On Tuesday, 448 school children took a field trip to the science museum. All of the children rode on buses that held 32 students each. About how many buses were used to transport the children to the science museum?

A pentagon has the following side lengths 5 inches 3 inches 7 inches 4 inches and 3.5 in what is the perimeter of the Pentagon?

Louisa's restaurant bill comes to $75.50 and leave a 15% tip what is Louisa's total restaurant bill?

The park is 283 feet. Alma walks 5 feet per second. How long will it take for her to walk across the park?

What 468 times 120 divided by 2

How you write 240,005 in word form

Is three squared a rational number

After 20 minutes Juan had completed 12 questions, which is 0.7 of his assignment. What percentage of the assignment was not completed.

A shop owner pays $5400 intakes, which is 15℅ of his gross earning in a year. What is his annual amount?