Physical quantity - practice problems - page 8 of 345

Number of problems found: 6898

A surveyor
A surveyor estimated the distance across a river to be 300 m. The actual distance across the river was 286.4 m. Find the absolute error and the percent error of the surveyor's estimate. If necessary, round to the nearest tenth.
White paint
A painter needs 4 1/2 gallons of white paint. He has 1 1/4 gallons of white paint in his truck and another 3/6 gallons of white paint in a storage room. How many more gallons of white paint does the painter need?
Kenyon
Kenyon was hiking on a mountain. He stopped to rest at an elevation of 75 feet. He then continued on to the top. The elevation at the tip was 200 feet. How far did he climb after his break?
Library 4
Library A has a total collection of 250 books. Library B has 100 more books than Library A, and Library C has twice as many books as the combined number of books in Library A and B. What is the total number of books in libraries A, B and C?
Mother 16
Mother cooks food in 1 3/4 hours and prepares the children's snack in 4/6 of an hour. How much longer does she cook the food than prepare the children's snacks?
Aaron
Aaron filled the bird bath with 72 ounces of water. A group of bluejays came by and drank 6.19 ounces. Then, a vulture swooped in and drank twelve and three-fifths ounces of the water. How much water is left in the bird bath?
Sweatshirts
The students ordered 13 sweatshirts at a total price of 236.60. The next day, however, they ordered more sweatshirts. The final invoice was issued for €327.60. How many sweatshirts did the students order?
Mike withdrew
Mike withdrew $60 dollar sign, 60 from his bank account 3 times. What is the change in Mike's account balance after all 3 withdrawals?
Shandra
Shandra saved $24. She lends 1/3 of her savings to her brother. Shandra wants to buy an $18 bracelet. Will she have enough money to purchase the bracelet? Explain
Peter 14
Peter bought ¼ kg, and Paolo bought 1 ½ kg of bananas. How much did they pay if each kilo costs Php 24.00?
Dorothy
Dorothy feeds her dog during noon time with 2/5 kilograms of dog food and during night time with 3/7 kilograms of dog food. How much is dog food fed to her dog in a week?
Negative degrees Celsius
From 1:00 a.m. to 10:00 a.m., the temperature dropped 7°C. From 10:00 a.m. until 4:00 p.m., the temperature then rose 15°C. From 4:00 p.m. to 10:00 p.m., the temperature then dropped 4°C. At 10:00 p.m., the temperature was −14°C. What was the temperature
Walnuts 2
There are 6 2/3 pounds of walnuts in a container, which will be divided equally into containers that hold 1 1/2 pounds. How many containers will walnuts fill?
Handmade scarves
Chelsea is sewing handmade scarves for her sisters and friends. She has 4 ⅚ yards of material and needs ⅞ of a yard for each scarf. How many scarves can she make with the existing material?
Class party
A 1/2 of a liter of soda is left after a class party. The 3 students on the clean-up crew will split the soda equally. How many liters of soda does each student get?
Drain and inlet
The reservoir is filled with inflow in 12 hours. It will drain through the drain in 9 hours. Can the tank overflow if we leave the inlet and outlet open at the same time?
Pizzas 2
Josiah's family is making four pizzas for dinner. They have one over two pounds of shredded cheese and put an equal amount on each Pizza. How many pounds of cheese did they put on each Pizza?
Tim had
Tim had $360. He spent 1/4 on CD's and 2/3 of the remainder on snacks. What was left in his piggy bank?
The painter
Alex had 5/6 liter of white paint. He used 1/8 of it to paint the walls and 2/5 of the remaining to paint the fence. How much paint is left?
Chicken 7
Each serving uses 2/3 of a pound of chicken. Li Sai has 4 1/2 pounds of chicken. How many servings can Li Sai make if they use all the chicken?

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