Physical quantity - math word problems - page 155 of 342
Number of problems found: 6824
- Solid in water
The solid weighs in air 16.1 kg and in water 13 kg. Calculate the density of the solid. - Calculate 80625
Half a kg of coffee costs CZK 124. Calculate how many crowns you will pay for 3/4 kg of this coffee. - Kilograms 80532
75 kg of flour is ground from 100 kilograms of wheat. How much wheat is needed to obtain 135 kg of flour? - Borrowing
I borrow 25,000 to 6.9% p.a. and pay 500 per month. How much will I pay and for how long? - Contains 3534
Iron ore contains an average of 35% iron. How much iron is obtained by melting 300 tons of iron ore? - Determine 2450
Peter and George received a total of 200 euros. George received 75% of the amount. Determine how much each of them received. - Writing 67964
The typist typed 20 pages of text in 2 hours and 40 minutes. How many pages of text would she write at the same writing speed in 20 minutes?
- Proportion 52063
In what proportion did we divide the fabric when we cut it into 150cm and 75cm a) 15:7 b) 4:2 c) 2:1 d) 3:2 - Machined 30031
The lathe machined 27 parts in 9 minutes. How many of them work at the same rate per hour? - Percentage 7900
The purchase price is 11.50 per piece. The selling price is 14.50. What is the percentage return when selling 950 pieces and 1200 pieces? - Products 6231
The original price of the products was 6,300. We reduced the product by 10 percent twice. What is its final price? - Grapefruits 5616
Nine oranges weigh as much as six grapefruits. One grapefruit weighs 300g. How much does one orange weigh? - Percent 5598
Peter earned a quarter more than Lucas. Lucas spent 20% of his earned money on dinner. Peter spent the same amount. How much percent did Peter spend? - Percentage 3557
They increased the price of the social word game SCRABBLE from SKK 600 to SKK 900. By what percentage did they increase the price of the game? - Connecting 2990
We use 540 m of mesh, of which 20% are for connecting corners. How much mesh did we use to join the corners?
- A pair
A pair of shoes costs $52.99, and the sales tax is 8%. Use the formula C = p + rp to find the total cost of the shoes, where C is the total cost, p is the price, and r is the sales tax rate. - Lunapark
At the county fair, rides cost $5 plus $2. Use the expression 5 + 2r to determine how much Sheila will spend if she goes on seven rides. - A toy
A toy store buys kites from a supplier for k dollars. The store owner decides to mark up the price of each kite by 30%. What is the retail price of a kite that the supplier sells for $60? - Suppose 2
Suppose that the half-life of a substance is 250 years. If there were initially 100 g of the substance, a. Give an exponential model for the situation b. How much will remain after 500 years? - You take
You take out a Php 20000 loan at a 5% interest rate. If the interest is compounded annually, a. Give an exponential model for the situation b. How much Will you owe after ten years?
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