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Three cubes each of side 10 cm are joined end to end. Find the surface area of the resultant

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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Metallic discs of radius 0.75 cm and thickness 0.2 cm are melted to obtain 508.68 `cm^3` of metal. Find the number of discs melted (use π =

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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The capacity of a closed cylindrical vessel of height 1 m is 15.4 L. How many square metres of metal sheet would be needed to make

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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The following table gives the growth chart of a child. Height (in cm) 75 90 110 120 130 Age (in years) 2 4 6 8 10 Draw a line graph for the table and answer the questions that follow.(a) What is the height at the age of 5 years?(b) How much taller was the child at the age of 10 than at the age of 6?(c) Between which two consecutive periods did the child grow more

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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A man started his journey on his car from location A and came back. The given graph shows his position at different times during the whole journey. (a) At what time did he start and end his journey?(b) What was the total duration of

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Consider this input/output table. Input 1 2 4 5 7 Output 2 5 11 14 20 (a) Graph the values from the table by taking Input along horizontal axis from 0 to 8 and Output along vertical axis from 0 to 24.(b) Use your graph to predict the outputs for inputs of 3 and

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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The sum of all the numbers formed by the digits x, y and z of the number xyz is divisible

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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If 6 `A xx B` = A 8 B, then the value of A – B

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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The difference of a two–digit number and the number obtained by reversing its digits is always divisible by

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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A three-digit number abc is divisible by 6 if c is an even number and a + b + c is a multiple of

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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A group of 360 people were asked to vote for their favourite season from the three seasons rainy, winter and summer.

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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What will be the unit digit of the squares of the following numbers? 1234

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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Write a Pythagorean triplet whose one member is. 6

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Find the number of digits in the square root of each of the following numbers (without any calculation). 4489

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Find the square root of the following decimal numbers. 51.84

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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Find the least number which must be added to each of the following numbers so as to get a perfect square. Also find the square root of the perfect square so obtained. 525

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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Find the length of the side of a square whose area is 441

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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6x =

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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Solve `5x – 2 (2x – 7) = 2 (3x – 1) +

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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What is the minimum interior angle possible for a regular polygon?

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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