Recent questions tagged chapter9

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The compound interest on a sum of Rs P for T years at R% per annum compounded annually is given by the formula

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

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In case of gain, S.P. = `((100+gai

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

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In case of loss, C.P. = `(100 xx S.P.)/(100 +

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

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The value of a car, bought for Rs 4,40,000 depreciates each year by 10% of its value at the beginning of that year. So its value becomes Rs 3,08,000 after three

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

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The cost of a book marked at Rs 190 after paying a sales tax of 2% is Rs

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The buying price of 5 kg of flour with the rate Rs 20 per kg, when 5% ST is added on the purchase is Rs

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

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The original price of a shampoo bottle bought for Rs 324 if 8% VAT is included in the price is Rs

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

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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

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

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Find the S.P. if (a) M.P. = Rs 5450 and discount = 5% (b) M.P. = Rs 1300 and discount =

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

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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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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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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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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

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

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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

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

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In the year 2001, the number of malaria patients admitted in the hospitals of a state was 4,375. Every year this number decreases by 8%. Find the number of patients in

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

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Jyotsana bought a product for Rs 3,155 including 4.5% sales tax. Find the price before tax was

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An average urban Indian uses about 150 litres of water every day. Activity Litres per person per day. Drinking 3 Cooking 4 Bathing 20 Sanitation 40 Washing clothes 40 Washing utensils 20 Gardening 23 _______________ Total 150 ________________ (a) What per cent of water is used for bathing and sanitation together per day? (b) How much less per cent of water is used for cooking in comparison to that used for bathing? (c) What per cent of water is used for drinking, cooking and gardening

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

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In 1975, the consumption of water for human use was about 3850 cu.km/year. It increased to about 6000 cu.km/year in the year 2000. Find the per cent increase in the consumption of water from 1975 to 2000. Also, find the annual per cent increase in consumption (assuming water consumption increases

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

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