Time - practice for 12 year olds - page 10 of 51
Number of problems found: 1003
- Competitor 78234
The first competitor completed the track in 2h12min11s. How much worse was the other's time of 2h19min3s? - O'clock 78004
What is the degree angle made by the hands of a clock when it points to 8 o'clock? - A molecule
A molecule travels with a speed of 8100 centimeters per minute (cm/min). How far would the molecule travel in centimeters in 3.19 seconds? - Express 66
Express 6 whole 7/10 hours in minutes. - How far 2
How far can a subway car travel in 1 hour if its average speed is 0.96 miles per minute? - Fractions and mixed numbers
Evaluate: a=5/6 + 3/4 b= 2 1/2 + 3 2/3 c= 4/8 - 3/8 d= 5/10 - 3/10 e= 11 - 4/5 f= 6/9 - 3/5 g= 11 2/3 - 7 5/6 h= 3 X 2/7 i= 4/5 X 10/12 j= 1/2 X 9 X 6/12 k= 3 2/5 X 2 1/4 l= 2 2/6 X 5 1/7 - Sidewalk
Casey has 5/6 left of a section of sidewalk to clean. If he can clean 5/18 of a section in 1 minute, how long will it take him to clean what is left? - Jack had
Jack had 4 hours of school. He spent 45 minutes in the library and 1/2 hour on a science lecture and had a lunch break of 25 minutes. How much time is left for the school to get over? (Write the answer as a fraction.) - A sand
A sand timer has 5 5/16 ounces of sand. If the sand falls at a rate of 2.5 ounces per minute, how many minutes will the timer last? Write your answer as a fraction. - Jumping
You exercise for 3/4 of an hour. You jump rope for 1/3 of that time. What fraction of the hour do you spend jumping rope? - A plumber 2
A plumber charges $29.00 for an hour of work. How much would he charge for a job that took him 1 3/4 hours to finish? - A welder
A welder has two pieces of half-inch pipe, one of length 2 3/8 ft and another of length 3 7/8 ft. What is the total length of the two welded together? How much must be cut off if she needs a total length of 4 3/4 ft? - Mr Ambayen
Mr. Ambayen had 3 6/7 hectares of land. He planted 1/5 of it for coconut trees and 1/2 for avocado trees. What fraction of Mr. Ambayen's land was planted with trees? - The melon
There was 1 3/6 melon left for dinner. At dinner time, the family ate 4/6 of the melon. What part of the melon was left for the next meal? - Jerrie
Jerrie can repair her car in 1 1/12 hours. A mechanic can do the same job in 8/12 hours. How much longer does it take Jerrie to do the job? - The mall
Pia spent 1 9/12 hours in her grandparents' house. This time was 8/12 of an hour more than the time she spent at the mall. How much time did she spend at the mall? - A shoe
A shoe company sends out seven trucks loaded with nursing shoes, costing the company $1,572 per truck. If they send out 750 boxes per truck, what would be the profit if the cost per box is $ 125.40? - A farmer 5
A farmer has 220 apples. Each day he sells 14 1/8. How much does he sell in 5 days? - Maria 4
Maria earns $15.25 per hour babysitting and $16.50 per hour cleaning the house. Last weekend, she spent 3 hours babysitting and 2 hours cleaning the house. Then, she went to the shop and spent $27.69. How much money does Maria have left? - It takes
It takes ¾ of a minute to do a lap on your bicycle at the velodrome, a bicycle racing arena. How many laps can you do in ½ an hour?
Do you have homework that you need help solving? Ask a question, and we will try to solve it.