Maths practice for 12-year-olds - page 89 of 350

Number of problems found: 6996

Garden rent
The town of Bellmere has purchased a square plot of land that is 0.2 km by 0.2 km to make a community garden. If the garden is divided into plots that average 50 ㎡, how many plots will be available to rent?
Multiplication with fractions
Show the product using illustration. What is 2/4 of 23/8? show ¾ of 1 ½ 2 2/3 of 2 ½ ½ of 2 ½ 1 ½ of 2/3
5 times
Find an unknown number; if five times as large as 110 is 1/2 of what number?
Casserole 72634
The casserole with a volume of V = 4.5 l has a depth of h = 10 cm. Calculate its inside diameter.
Recommended 72614
There is information on the syrup bottle that it is recommended to dilute it in a ratio of 1:6. How much lemonade would we make if we bought a bottle of syrup with a volume of 0.5 l?
Arithmetic 72544
The arithmetic mean of two numbers is 12. The first number is 5. What is the value of the second number?
Dimensions of a prism
Calculate the edge c and the surface S of a block if its volume is equal to 42 cubic centimeters, a = 6cm, b = 3.5cm, c =?
A turkey
Alana was cooking a turkey. It takes 4 1/2 hours to cook. She checks it every 20 min, 1/3 of the hour. How many times will she check it before it is cooked?
Jojo ordered
Jojo ordered 36 cupcakes for the party. He ordered red velvet and vanilla cupcakes. ¾ of the cupcakes are vanilla. How many are red velvet?
A pie 6
There was 5/8 of a pie left in the fridge. Daniel ate 1/4 of the leftover pie. How much of the pie did he have?
A salt
There is 7/8 kilogram of salt in the kitchen. The mother used 2/15 of the salt when she was preparing dinner. How much salt did she use?
Add and subtract fractions
Calculate: A) 6/14 + 1/14 = B) 1 2/5 + 2 1/5 = C) 2/13 + 5/13 + 7/13 = D) 2 1/10 + 0/10 = E) 3 + 10/11 = F) 2/3 + 4/3 G) 4 1/9 + 2 4/9 = H) 8 3/8 + 3 1/8 + 1 7/8 = I) 4/9 + 6 1/9 = J) 11/6 + 2 1/6 = K) 0 1/15 + 7/15 + 3 4/15 =
Decimal places
How many decimal places would the product of 2.79 and 0.0043 have?
Add+subtract mixed numerals
What is the result when 3 ¼ + 2 ⅙ is subtracted from 4 ½ - 3 ¾
Adding two fractions
Find the missing fraction: 2/5 + 7/10 =
There 20
There is 1/2 of a pizza left for four friends to share. What fraction of a pizza will each friend get to eat?
Trapezoid 45
Trapezoid with: Area: 345 1/2 sq cm First base = 15 1/3 cm height= 4 1/5 cm What size is the second base?
Circumference 72414
Calculate the diagonal and the area of a square if its circumference is 10 centimeters.
Numbers 72404
How many numbers are less than 200, the digit sum of which is 6?
Surface 72394
The volume of the cube is 15625 cubic meters. Find the length of the edge and the surface of the cube.

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