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Express the product of `3.2 xx 10^6` and `4.1 xx 10^(–1)` in the standard

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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Special balances can weigh something as 0.00000001 gram. Express this number in the standard

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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Given the principal = Rs 40,000, rate of interest = 8% p.a. compounded annually. Find (a) Interest if period is one year. (b) Principal for 2nd year. (c) Interest for 2nd year. (d) Amount if period is 2

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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A double bar graph is useful for the __________ of two sets of data.- Data represented in a circular form is called a _________ chart.- The graph of a linear equation is always a __________ line.- The cartesian system used two axes which are __________ to each

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Locate the points P (3,4), Q (1,0), R (0,4), S (4,1) on a graph sheet and write the coordinates of the point of intersection of line segments PQ and

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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The following chart gives the growth in height in terms of percentage of full height of boys and girls with their respective ages. Age (in years) 8 9 10 11 12 13 14 15 16 17 18 Boys 72% 75% 78% 81% 84% 88% 92% 95% 98% 99% 100% Girls 77% 81% 84% 88% 91% 95% 98% 99% 99.5% 100% 100% Draw the line graph of above data on the same sheet and answer the following questions.

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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Plot the given points on a graph sheet and check if the points lie on a straight line. If not, name the shape they form when joined in the given

asked Jan 18, 2022 in 8th-maths by uday (1.6k points)

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Is 0.3 the multiplicative inverse of `3 1/3`? Why or why

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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A bag has 4 red balls and 2 yellow balls. (The balls are identical in all respects other than colour). A ball is drawn from the bag without looking into the bag.What is probability of getting a red ball? Is it more or less than getting a yellow

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Find the smallest square number that is divisible by each of the numbers 8, 15 and 20. sss 3600 sss Example 9.Find the square root of :

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k 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 18, 2022 in 8th-maths by sumit (1.6k points)

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The number of boys and girls in a class are in the ratio 7:5. The number of boys is 8 more than the number of girls. What is the total class

asked Jan 18, 2022 in 8th-maths by nikhil (1.8k points)

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A rational number is such that when you multiply it by `5/2` and add `2/3` to the product, you get `-7/12`. What is the

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Use a suitable identity to get each of the following products. (x + 3) (x + 3)

asked Jan 18, 2022 in 8th-maths by Simran (1.8k points)

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Using identities, evaluate.

asked Jan 18, 2022 in 8th-maths by Arun (1.7k points)

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Using `(x + a) (x + b) = x^2 + (a + b) x + ab`, find `103 xx 98`

asked Jan 18, 2022 in 8th-maths by sumit (1.6k points)

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Can a polyhedron have for its faces a square and four

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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Verify Euler’s formula for these

asked Jan 18, 2022 in 8th-maths by purvi (1.8k points)

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A milk tank is in the form of cylinder whose radius is 1.5 m and length is 7 m. Find the quantity of milk in litres that can be stored in the

asked Jan 18, 2022 in 8th-maths by vaibhav (1.7k points)

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