Maths practice for 11-year-olds. - page 6 of 199
Number of problems found: 3966
- The number 9
The number of minutes it took Jim to ride his bike to school for each of the past six days was 21, 18, 16, 19, 24, and 19. Find the mean number of minutes.
- Mr. and Mrs.
Mr. and Mrs. Williams want to buy a boat that costs $18,520. Mr. Williams saved $850 each month for 7 months. Mrs. Williams saved $970 each month for 7 months. If they combine their money, how much will they have? Will they have enough money to buy the bo
- Mariana
Mariana wants to put 6 3/4 feet of border across the top of a wall. She has 3 6/7 feet of border. What fraction of the project can she complete?
- Unit price 2
Cookie dough can be purchased in tubs or rolls. A 32-ounce tub cost $4.56 and a 16.5-ounce roll costs $2.50. Which is the better buy per ounce? Write the answer as an A or B option.
- Janet
Janet walks 7/10 miles in 1/4 hour. Ian walks 9/10 miles in 1/3 hour; who walks at the faster rate and why?
- Oranges
There are 50 oranges in a bag. If ten of these oranges are bad, what fraction of them are good?
- Tony skates
Tony skates 2 3/4 miles on his ramp every day. Today, he skated 2/5 of his normal skate. How many miles did he skate today?
- Tania
Tania bought a book for $152.75, a pen for $45.25 and a chocolate for $28.75. What amount did she spend?
- 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?
- Sarah's age
64 is 4 times the difference between Sarah's age, a, and 44. Assume Sarah is older than 44. Write an equation to determine Sarah's age (a).
- Two classes
The average of 1A class of 25 is 12 years, and the average age of 1B class of 22 is 10 years. What is the average age of the pupils of 1A and 1B classes?
- An airplane 3
An airplane descends at a rate of 2,700 feet per minute. Once the airplane starts its descent, what will be its elevation, in feet, after 3 1/5 minutes?
- Overdraft account
Many bank accounts never go below zero. However, some banks will allow a negative balance, at least for a short time, called an overdraft. It means someone has taken out, or 'drafted', more money than was in the account, to begin with. Hannah's account we
- The pricelist
The price list of AB homegrown production: item; price per pound green cabbage; 0.49 USD/lb yellow squash; 1.29 USD/lb strawberries; 1.99 USD/lb peppers; 0.99 USD/lb Tony purchased a cabbage that weighed 1 2/5 pounds. She also purchased 2 pounds of squash
- Equation 94
If 9 more than twice a number is 3 less than 3 times the same number. What is the number?
- Amy needs
Amy needs to serve 100 people with hashed browns. The hashed browns are sold in packs of 8 boxes, and each box in the pack serves 4 people. How many packs should she buy, minimum? How many people will she be able to serve with this purchase?
- Bea, Gerald and Julia
Bea is two years younger than Gerald, but Julia is 8 years older than Gerald. If Julia is 29, how old is Bea?
- An electrician 5
An electrician has 4.1 meters of wire. How many strips 7/10 m long can he cut?
- Identify 4
Identify the whole number whose reciprocal has a decimal equivalent between 0.2 and 0.3. Explain.
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