David's cell phone company charges $0.45 for each text message plus a monthly fee of $50.00. He owes $91.40. Write and solve an equation to find the number of text messages did David has?

15 inches increased by 20%

What are the greatest common factors of 12/16?

Car Survey in a survey of 3,200 people who owned a certain type of car, 2,240 said they would buy that type of car again. What percent of the people surveyed were satisfied with the car?

Jerry is making trail mix for his camping trip. He had 200 grams of peanuts, 350 grams of raisins, and 735 grams of pretzels. He wants to make 2 kilograms of tril mix. How many more grams of ingredients does he need to add to the mix?

A gym initially has 5000 members. Each year, the gym loses 10% of its current members and gains 100 new members. Which recursive rule represents the number an of members at the start of the n th year?

What is 15/45 simplest form

If 15% of 200 apples or bad how many apples are bad

A hot air balloon holds 2,200 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?

Find the area of the triangle in square units Pythagorean theorem. A triangle with a base of 9 units and a height of 22 units?

At a concert 20% of the people are wearing black dresses or suits, 1/4 are wearing navy, 0.35 are wearing brown, and the rest are wearing a variety of colors.