In my fish tank, the ratio of red fish to blue fish is 1:5. There are 15 blue fish. How many red fish are there?

There are 15 boys in a class. This is three more than four times the number of girls. How many girls are there?

What is the Value of X:3x+x - (-4) = -12

Which of these sets consists entirely of prime numbers?3, 6, 9, 12, 15 4, 8, 12, 16, 20 3, 5, 7, 11, 13 3, 5, 7, 9, 11

What is a type of expression that contains a variable or variables

On the first day of spring, an entire field of flowering trees blossoms. The population of locusts consuming these flowers rapidly increases as the trees blossom. The locust population gains 6/7 of its size every 2.

Given two sets, X={things that are impossible or untrue} and Y={mathematical statements}, which of the following are in (X and Y) 3^2=9 7+5=99 A cat lifts a grand piano 16> 99 candy is sweet

A garden snail moves 1/6 foot in 1/3. What is the unit rate?

Soma de frações com uma incógnita

The width of a triangle is 6 cm less than its length. If it's perimeter is 80 cm then it's lengths and area are respectively

Ms. Carson drove 96 miles in 1.5 hours. What was her speed in miles per hour?