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Simplify and write the answer in the exponential form.

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

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Express the number appearing in the following statements in standard form. Charge of an electron is 0.000,000,000,000,000,000,16

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

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A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time the length of the shadow cast by another pole 10 m 50 cm high

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

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A batch of bottles were packed in 25 boxes with 12 bottles in each box. If the same batch is packed using 20 bottles in each box, how many boxes would be

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

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The distance between earth and sun is 150 million kilometres which can be written in exponential form as

asked Jan 17, 2022 in 8th-maths by Arun (1.7k 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) Which journey, forward or return, was of longer duration?(b) For how many hours did he not move?(c) At what time did

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

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Suppose 2 kg of sugar contains `9 xx 10^6` crystals. How many sugar crystals are there in 5 kg of sugar?

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

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Find three rational numbers between `1/4` and

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

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The numerical expression `3/8+((-5))/7=(-19)/56` shows

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

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Which of the following is not

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

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`1/5xx[2/7+3/8]=[1/5xx2/7]+`

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

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For every rational numbers x, y and z, `x + (y xx z) = (x + y) xx (x +

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

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The negative of a negative rational number is a positive rational

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

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Verify the property `x xx (y xx z) = (x xx y) xx z` of rational numbers by using and What is the name of this property? x = 1, y = `(-1)/2` and z =

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

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Use the distributivity of multiplication of rational numbers over addition to simplify

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

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A `117 1/3m` long rope is cut into equal pieces measuring `7 1/3m` each. How many such small pieces are

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

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Name the property used:

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

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The average life expectancies of males for several states are shown in the table. Express each decimal in the form p/q and arrange the states from the least to the greatest male life expectancy. State-wise data are included below; more indicators can be found in the “FACTFILE” section on the homepage for each state. State Male `p/q` form Lowest terms Andhra Pradesh 61.6 Assam 57.1 Bihar 60.7 Gujarat 61.9

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

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In a histogram __________ are drawn with width equal to a class interval without leaving any gap in

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

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In a pie chart a whole circle is divided into

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

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