Maths practice for 12-year-olds - page 124 of 362
Number of problems found: 7223
- The cost 3
The cost of 2 ¾ liters of petrol is Rs 250 ½. What is the cost of 1 liter of petrol? - Nails
If a keg of nails costs $129.45 and 6/7 of the keg is used, what is the value of the remaining nails? - The sum 12
The sum of 3 mixed numbers is 20 13/15. Two of the numbers are 6 1/3 and 7 5/6. What is the third number? - Human 3
Human bones are 3/10 living tissues, 9/20 minerals, and the rest water. What fraction of human bone is water? - Quotient and product
What is the sum of the quotient of [8/5 divided by 8/10] added to the product of [8/14 x 7/12 x 3/8]? - The length 6
The length of 12 pipes is 10 1/2 meters. (1) find the length of one pipe (2) also find the length of 7 pipes - Pen and pencil
The cost of a pen is 12 3/5 rupees, and the cost of a pencil is Rs. 3 2/5. What is the total cost of a pen and pencil?
- 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. - Simplify 7
Simplify. 7-1/3÷ 3-2/3 of 2+ 4-1/2÷ 2-1/4+ 1/2 solution and by step by step - The diagonals 2
The diagonals AC and BD of a rectangle ABCD intersect at a point O. If OA=4cm, find AC and BD. - Bananas plantation
Ashok Rao planted bananas on 2/7 of his field on his 21 acres. What is the area of the banana plantation? - Icing cookies
Miriam is making 3 1/2 dozen cookies. If 2/7 of the cookies have icing, how many dozen cookies have icing? - Hungry cat
John is a fully grown cat. He eats 2/3 of a can a day. How many cans of food does Tinker eat in a week? * - Math club
A math club has 25 members, of which 11 are male and the rest are female. What is the ratio of all males to all clubs? - The length 5
The length and breadth of a rectangular field are 3 1/5 m and 1 3/7 m. Find the area of the rectangular field.
- Three pieces
Hana has three pieces of sticks measuring 0.365m, 0.152m, and 0.537, respectively. Is the stick if she puts them end to end? - Golf balls
Of the 28 golf balls, 1/7 are yellow. How many golf balls are yellow? Use the model to help you. Enter your answer in the box. - Division by zero
Fraction 5 by 2. if three is added to the numerator and two is subtracted from the denominator, then the new fraction is: - Original price p
If the original price of a table is p and the sales price of the table is p-0.3p, which other expressions represent the sale price of the table? Calculate also for p=100 USD - Joy has
Joy has 3/4 yards of fabric. She cuts the fabric into pieces that are each 1/8 yard long. How many pieces of fabric does Joy have?
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