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An electron’s mass is approximately `9.1093826 xx 10^(–31)` kilograms. What is this mass in

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

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While studying her family’s history. Shikha discovers records of ancestors 12 generations back. She wonders how many ancestors she has had in the past 12 generations. She starts to make a diagram to help her figure this out. The diagram soon becomes very complex. (a) Make a table and a graph showing the number of ancestors in each of the 12

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

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There are 864,00 seconds in a day. How many days long is a second? Express your answer in scientific

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

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The left column of the chart lists the lengths of input pieces of ribbon. Stretching machines are listed across the top. The other entries are the outputs for sending the input ribbon from that row through the machine from that column. Copy and complete the chart.

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

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The left column of the chart lists the lengths of input chains of gold. Repeater machines are listed across the top. The other entries are the outputs you get when you send the input chain from that row through the repeater machine from that column. Copy and complete the chart.

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

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Simplify: `((3^-2)^2 xx (5^2)-3 xx (t^(-3))^2)/((3^(-2))^5 xx (5^3)^(-2) xx

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

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Amna purchased a toy for Rs 660 including sales tax. If the rate of sales tax is 10%, then the selling price of the toy is

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

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When the interest is compounded half yearly, the number of conversion periods in a year is

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

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_________ is a reduction on the marked price of the

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

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_________ expenses are the additional expenses incurred by a buyer for an item over and above its cost of

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

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The discount on an item for sale is calculated on the

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

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The marked price of an article when it is sold for Rs 880 after a discount of 12% is

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

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In the first year on an investment of Rs 6,00,000 the loss is 5% and in the second year the gain is 10%, the net result is

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

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By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was

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

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Four times a number is a _________ % increase in the

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

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Sales tax is always calculated on the cost price of an item and is added to the value of the

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

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At a toy shop price of all the toys is reduced to 66% of the original price. (a) What is the sale price of a toy that originally costs Rs 90? (b) How much money would you save on a toy costing Rs

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

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For an amount, explain why, a 20% increase followed by a 20% decrease is less than the original

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

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A real estate agent receives Rs 50,000 as commission, which is 4% of the selling price. At what price does the agent sell the

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

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With the decrease in prices of tea by 15% Tonu, the chaiwallah, was able to buy 2 kg more of tea with the same Rs 45 that he spent each month on buying tea leaves for his chai shop. What was the reduced price of tea? What was the original price of tea?

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

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