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Find the multiplicative inverse of `(–7)^(–2) -:

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

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If `53^(x–1) -: 25 = 125`, find the value of

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

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Write 39,00,00,000 in the standard

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

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Write 0.000005678 in the standard

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

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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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Express `(1.5 xx 10^6)/(2.5 xx 10^(-6))` in the standard

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

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Some migratory birds travel as much as 15,000 km to escape the extreme climatic conditions at home. Write the distance in metres using scientific

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

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Pluto is 59,1,30,00, 000 m from the sun. Express this in the standard

asked Jan 18, 2022 in 8th-maths by nishit (1.8k 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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A sugar factory has annual sales of 3 billion 720 million kilograms of sugar. Express this number in the standard

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

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The number of red blood cells per cubic millimetre of blood is approximately 5.5 million. If the average body contains 5 litres of blood, what is the total number of red cells in the body? Write the standard form. (1 litre = 1,00,000

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

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Express each of the following in standard form: -1. (a) The mass of a proton in gram is `1673/1000000000000000000000000000` (b) A Helium atom has a diameter of 0.000000022

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

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Find x so that `(2/9)^3 xx (2/9)^(-6) =

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

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By what number should `((-3)/2)^(-3)` be divided so that the quotient may be `(4/27)^(-2)`

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

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`6^n/6^(-2) =

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

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`(2^n xx 2^6)/2^(-13) =

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

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`(125 xx x^(-3))/(5^(-3) xx 25 xx

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

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`(16 xx 10^2 xx 64)/(2^4 xx

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

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If `(5^m xx 5^3 xx 5^(-2))/5^-5 = 5^12`, find

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

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In a factory, women are 35% of all the workers, the rest of the workers being men. The number of men exceeds that of women by 252. Find the total number of workers in the

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

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