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

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

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What happens when 1 cm worms are sent through these hook-ups?

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

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Find a single repeater machine that will do the same work as each hook-up. (a) (b) (c) (d) (e) (f)

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

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If the cost price of 10 shirts is equal to the selling price of 8 shirts, then which of the following is true for the

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

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To gain 25% after allowing a discount of 10%, the shopkeeper must mark the price of the article which costs him Rs 360

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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40% of [100 – 20% of 300] is equal

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

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The cost of a tape-recorder is Rs 10,800 inclusive of sales tax charged at 8%. The price of the tape-recorder before sales tax was charged is

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

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Compound interest is the interest calculated on the previous year’s

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

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Arunima bought household items whose marked price and discount % is as follows: Item Quantity Rate Amount Discount% (a) Atta 1 packet 200 200 16% (b) Detergent 1 packet 371 371 22.10% (c) Namkeen 1 packet 153 153 18.30% Find the total amount of the bill she has to

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

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The population of a town was decreasing every year due to migration, poverty and unemployment. The present population of the town is 6,31,680. Last year the migration was 4% and the year before last, it was 6%. What was the population two years

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

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The food labels given below give information about 2 types of soup: cream of tomato and sweet corn. Use these labels to answer the given questions. (All the servings are based on a 2000 calorie diet.) (a) Which can be measured more accurately : the total amount of fat in cream of tomato soup or the total amount of fat in sweet corn soup? Explain. (b) One serving of cream of tomato soup contains 29% of the recommended daily value of sodium for a 2000 calorie diet. What is the recommended daily value of sodium in milligrams? Express

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

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Sunscreens block harmful ultraviolet (UV) rays produced by the sun. Each sunscreen has a Sun Protection Factor (SPF) that tells you how many minutes you can stay in the sun before you receive one minute of burning UV rays. For example, if you apply sunscreen with SPF 15, you get 1 minute of UV rays for every 15 minutes you stay in the sun. 1. A sunscreen with SPF 15 allows only `1/15` of the sun’s UV rays. What per cent of UV rays does the sunscreen abort? 2. Suppose a sunscreen allows 25% of the sun’s UV rays. a.

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

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Which of the following is in direct

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

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Two quantities x and y are said to vary directly with each other if for some rational number k, xy =

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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If a tree 24 m high casts a shadow of 15 m, then the height of a pole that casts a shadow of 6 m under similar conditions is 9.6

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

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If p and q are in inverse variation then (p + 2) and (q – 2) are also in inverse

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

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If one angle of a triangle is kept fixed then the measure of the remaining two angles vary inversely with each other. 54. When two quantities are related in such a manner that, if one increases, the other also increases, then they always vary

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

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For fixed time period and rate of interest, the simple interest is directly proportional to the

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

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Campus and Welfare Committee of school is planning to develop a blue shade for painting the entire school building. For this purpose various shades are tried by mixing containers of blue paint and white paint. In each of the following mixtures, decide which is a lighter shade of blue and also find the lightest blue shade among all of them. If one container has one litre paint and the building requires 105 litres for painting, how many container of each type is required to paint the building by darkest blue

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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A cube of side 3 cm painted on all its faces, when sliced into 1 cubic centimetre cubes, will have exactly 1 cube with none of its faces

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

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