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Pluto is 59,1,30,00, 000 m from the sun. Express this in the standard
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Jan 17, 2022
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8th-maths
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nishit
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1.8k
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marks2
chapter8
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Special balances can weigh something as 0.00000001 gram. Express this number in the standard
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Jan 17, 2022
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8th-maths
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sumit
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1.6k
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marks2
chapter8
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A sugar factory has annual sales of 3 billion 720 million kilograms of sugar. Express this number in the standard
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Jan 17, 2022
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nikhil
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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
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Jan 17, 2022
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Arun
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1.7k
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marks2
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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
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Jan 17, 2022
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marks2
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Find x so that `(2/9)^3 xx (2/9)^(-6) =
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Jan 17, 2022
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purvi
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By what number should `((-3)/2)^(-3)` be divided so that the quotient may be `(4/27)^(-2)`
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Jan 17, 2022
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krutika
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`6^n/6^(-2) =
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Jan 17, 2022
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Arun
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`(2^n xx 2^6)/2^(-13) =
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Jan 17, 2022
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`(125 xx x^(-3))/(5^(-3) xx 25 xx
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Jan 17, 2022
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`(16 xx 10^2 xx 64)/(2^4 xx
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If `(5^m xx 5^3 xx 5^(-2))/5^-5 = 5^12`, find
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Jan 17, 2022
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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
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Jan 17, 2022
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marks2
chapter9
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Three bags contain 64.2 kg of sugar. The second bag contains `4/5` of the contents of the first and the third contains `42 1/2%` of what there is in the second bag. How much sugar is there in each
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Jan 17, 2022
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sumit
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marks2
chapter9
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Find the S.P. if (a) M.P. = Rs 5450 and discount = 5% (b) M.P. = Rs 1300 and discount =
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Jan 17, 2022
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krutika
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1.7k
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marks2
chapter9
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Find the M.P. if (a) S.P. = Rs 495 and discount = 1% (b) S.P. = Rs 9,250 and discount = `7
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Jan 17, 2022
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8th-maths
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nikhil
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marks2
chapter9
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Find discount in per cent when (a) M.P. = Rs 625 and S.P. = Rs 562.50 (b) M.P. = Rs 900 and S.P. = Rs
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Jan 17, 2022
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8th-maths
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nishit
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1.8k
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marks2
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The marked price of an article is Rs 500. The shopkeeper gives a discount of 5% and still makes a profit of 25%. Find the cost price of the
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Jan 17, 2022
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8th-maths
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Arun
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1.7k
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marks2
chapter9
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In 2007 – 08, the number of students appeared for Class X examination was 1,05,332 and in 2008–09, the number was 1,16,054. If 88,151 students pass the examination in 2007–08 and 103804 students in 2008–09. What is the increase or decrease in pass % in Class X
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Jan 17, 2022
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8th-maths
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sumit
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1.6k
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marks2
chapter9
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A watch worth Rs 5400 is offered for sale at Rs 4,500. What per cent discount is offered during the
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Jan 17, 2022
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vaibhav
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1.7k
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marks2
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