In a class of 20 students, 40% are boys. 25% of boys and 50% of the girls wear glasses. How many students wear glasses?

7/4 times what equals 56

Simplify this expression 7x + 5 (x+3) + 4x+x+2

One night, the Flyck gave a prize to every 25th person who brought a ticket. A total of 610 people bought tickets. How many prizes were given? How many people bought tickets after the last person who won a prize?

In 2008, the population of 10-to 14-years-old in the United States was 20,484,163. Write this number in expanded form

Mr. Shaw need 27 markers. He can buy them in pack of 10 markers or as single markers. What are all the different ways. Mr. Shaw can buy the markers? Find a pattern to solve.

5 cm 7 cm 15 cm What is th5 surface area of the figure? _square centimeters

A sign painter paints individual numerals for a row of 50 houses. The houses are numbered with consecutive integers from 1 to 50. How many 9s are painted?

If f (x) = 3x - 5 and g (x) = 7x + 2, what is (f * g) (x) ? I just really don't know how to do this, can i get the brainliest person?

L 7. The average score in a mathematics test in a class of 46 students is 53.5%. Find the total marks for the whole class.

The sum of two numbers is 44. the smaller number is 20 less than the larger number. what are the numbers?