# Rational numbers + multiplication - practice problems

#### Number of problems found: 92

- Angel 4

Angel bought 11 spools of wire. Each spool has 2.8 meters of wire. How many meters of wire did Angel buy in all? - A student 7

A student was asked to multiply 43.407 by 100. However, he multiplied the decimal fraction by 1000. What is the difference between both the products? - An enterprise

An enterprise bought eight units of photocopiers for Php 25,655.50 each, a table for Php 12,340.75, a chair for Php 6,489.25, and an adding machine for Php 5,250.95. Find the total amount of the purchases. Division & multiplication are the operations to b - Three rationals

Let x, y, and z represent three rational numbers, such that y is 512 times x and z is 50.25 more than x. If y=15.5, what is the value of z?

- Missing factor

Find the missing factor. ? × 0.011 = 0.000121 - Decimal places

How many decimal places would the product of 2.79 and 0.0043 have? - Difference 63924

Three times the difference between 1.2 and 0.2 - Ratio - proportion

Reduce the number 16 in proportion 3:2 5:4 11:8 - Compare

Compare fractions (34)/(3) and (12)/(4). Which fraction of the lower?

- Quarter 7438

How many times is a quarter of an eighth smaller than a third of a sixth? - Resulting 5260

Calculate the second factor if one factor is .0.8 and the resulting product is 8 - The cost 6

The cost of 1 liter of milk is rs 0.68. Find the cost of 7 liters of milk. - Dinesh

Dinesh ate three cookies, each with a mass of 1.45 g. What was the total mass of the cookies that he ate? - Division

Divide by the number 0.2 is the same as multiplying by what number?

- Evaluate

The division of numbers 6 and 3 increases by-product of the numbers 115 and 0.1 - About what

How much and how many times is 72.1 greater than 0.00721? - One-sixth 68464

Write one-sixth product of the numbers 4.8 and 0.4 as a fraction in the basic form. - Difference 8062

Calculate three times the half difference of 7.5 and 2.1, - Double 5

Peter was thinking of a number. Peter doubles it and gets an answer of 8.6. What was the original number?

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