# the number of students in the second grade is 1.2 times the number of students in the first grade

The total number of first graders and second graders in an elementary school is 330. If the number of students in the second grade is 1.2 times the number of students in the first grade, how many students are in each grade?

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# Cylinder, again

The diameter of the base of a cylinder barrel is 20 inches. If it is 25 inches deep, what is the volume of the cylinder barrel?

# Finding the surface area of a cylinder

The diameter of one of a cylinder’s bases is 5 inches. If the cylinder is 20 inches high, what is the surface area of the cylinder?

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Granddad raises a total of 18 black rabbits and white rabbits. If the number of white rabbits is 5 times the number of black rabbits, how many of each type does Granddad have?

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# The ratio of the three sides of a triangle is 3:4:5

The ratio of the three sides of a triangle is 3:4:5. If the perimeter of it is 84 inches, what are the three sides?

# the area of the lateral surface of a cylinder

The diameter of one of a cylinder’s bases is 3.2 feet. If the cylinder is 5 feet high, what is the area of the lateral surface?

# sum of fractions into sum of amount to find the amount in 1

Granddad raises a total of 18 black rabbits and white rabbits. If the number of black rabbits is 1/5 of the number of white rabbits, how many of each type does Granddad have?

# how much is the jacket?

A jacked is \$105.00. If the price is reduced by 2/7 , how much will it be?

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# ratio in word problems

6,000 pounds of concrete consists of cement, sand and gravel in the ratio of 2:3:5. How many pounds of each are in the concrete?

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# how much does the jacket cost?

A pair of pants cost \$75.00 and it costs 2/3 as much as a jacket. How much does the jacket cost?

Matthew weighs 48 pounds. If he 3 /8 as much as his dad, how much does his dad weigh?

The purpose of these problems is to prepare students with standardized testing. To be able to find the amount in 1 is the key to solve all the fraction word problems.

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