Math practice for 13 year olds - page 143 of 422
Number of problems found: 8440
- Percent to interval
76% is between which the following two numbers. 1) 1/5 & 1/4. 2) 1/3 & 1/2 3) 2/3 & 7/10 4) 3/4 & 5/6 - A number 5
A number is divisible by 24, 25, and 120 if it is increased by 20. Find the number. - The cost 3
The cost of 2 ¾ liters of petrol is Rs 250 ½. What is the cost of 1 liter of petrol? - Markup
A store pays $370 for a bicycle. The percentage of markup is 19%. What is the selling price of the bike? - The area
The area of a rhombus is 143 m². If the longer diagonal is 26 m, find the shorter diagonal in inches named d1. - Profit margin
If total sales for the month are $450,000 and the profit margin is 40%, how much was the cost of goods sold? - Using
Using the point-slope equation, find the equation containing (-7, 3) and slope m = -4 - Two fifth
Two-fifths of the workers in a factory are men. The rest are women if there are 28 men. How many more women than men are there? - Dice 7
A standard number cube is tossed 210 times. What is a reasonable prediction for the number of times the number cube will land on a 5? - Nelly 2
Nelly buys a board game. She pays for the board game and pays 1.54 dollars in sales tax. The sales tax rate is 5.5 percent. What is the original price of the board game before tax? - Two-fifths
Two-fifths (2/5) of a pound of chicken for each person. How many pounds of chicken are required if eight people are to feed? - Two cities
On a map, 1.5 cm represents 50 miles. If the distance between the two cities on the map is 6 cm, how many miles separate the towns? - Equivalent equation
Which equation, when solved, results in a different value of x than the other three? A. - (7)/(8) x - (3)/(4) = 20 Negative 7/8 x minus three-fourths = 20 B. (3)/(4) + (7)/(8) x= -20 Three-fourths + 7/8 x = negative 20 C. - 7 (1)/(8)x - 3/4 = 20 Negat - Swimming pool 5
A rectangular inflatable swimming pool is 3 yards long, 2 5/8 yards wide, and 1 3/5 yards tall. What is the volume of the pool? Round the result to the nearest tenth. - Language test
Your language test scores are 58, 68, 89, and 95. What is the lowest you can earn on the next test while still achieving an average of at least 79? - Petrol as fuel A car can travel 480 miles on a full tank of petrol. The tank holds 60 liters. The fuel gauge shows there are 15 liters left in the tank. How many more miles can the car travel before it runs out of petrol?
- The ratio 3
The ratio of male pupils to female pupils in the Gymnasium is 7:9. If there are 512 pupils, how many pupils are male? - Items
Items A costs 675.35 while item B costs 1605.25. How much more was the cost of item B than item A? How much would you pay if you purchased items A and B? - An orchard
An orchard has 28 apple trees, 27 orange trees, and 14 cherry trees. What is the ratio of apple trees to cherry trees? - The import
The import duty is 12 percent. If the value of the goods is ; 84.00, how much is the import duty?
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