Rational numbers + multiplication - practice problems - page 2 of 5
Number of problems found: 93
- Cancer - dies
One person dies from lung cancer in one and a half hours. How many people die every day? - Angie
Angie poured four cartons of milk, each with 2.4 liters, into a mixing bowl. How many liters of milk were there altogether? - Fruits 2
An apple costs 7p, and a melon costs seven times more. How much will six apples and two melons cost? - Without 2
Tell whether the product 0.644 x 0.25 will be greater than one or less than 1 without multiplying. Explain how you know. Then, find the product. - The length 6
The length of 12 pipes is 10 1/2 meters. (1) find the length of one pipe (2) also find the length of 7 pipes - The elevation
The elevation of a sunken ship is -120 feet. Your elevation is 5/8 of the ship's elevation. What is your elevation? - Alice 2
Alice swims 2.5 hours every Saturday and 3.5 hours every Sunday. How many hours does she swim over 4 weeks? - Double 5
Peter was thinking of a number. Peter doubles it and gets an answer of 8.6. What was the original number? - The product 5
The product of two numbers is 250. One factor is 1/10 of 250. What is the second factor? What is the reciprocal of 1/10 of 250? - Cubic
Convert 1503 m³ of natural gas volume to energy units kWh. Combustion of 1 cubic meter of natural gas is released energy 10.55 kWh. - Compare Two Fractions Value
Which number is greater than 2/3 of 19 or 4/5 of 18? (type 1 or 2) - Abhey
Abhey weighs 41.6 kg. His father weighs 1.45 times more than him. What is the weight of his father? - Adhy deposits
Adhy deposits 1 678.75 to his savings account every month for ten months. How much is his savings after ten months? - Chocolate weekly cost
Hot chocolate costs 80 cents. How much money do you need to buy chocolate every day of the week? - Boys and girls
If the ratio of male and female teachers is 2:5 and the proportion of male and female students is the same, how many are girls if there are 42 boys? - School trip
School trip cost 247.2 Eur for one class (24 students). How much would a trip cost for two classes? (both classes together have 53 students) - Calculate expr
Calculate the example with decimal numbers: -5 + (- 14 + 11) • [24-2 • (-0,4)] - {- 28-41 • [-8 • 2 + 4 • 1 • (0,1-2,4)] + 1} = - Peter 4
Peter has a salary of 45,55 pesos per hour on a regular day and 2,5 times of regular rate over time. He worked 8 hours per regular day and 4 hours of overtime. Find the total amount of payments received. - Milk
Mum bought 16 cartons of milk. One carton of milk weighs 0.925 kg. How much weight are all purchases? - Wood
Wood cube with edge 9 cm weights 0.593 kg. What weight have 10, 100, and 1000 these cubes?
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