Maths MCQs

The marked price of an article is 60 percent more than its cost price. If 20 percent discount is given, then what will be the profit percentage?

Question: The marked price of an article is 60 percent more than its cost price. If 20 percent discount is given, then what will be the profit percentage? Answer: 1. 28 percent Solution: marked price= 1.6 times cost pricem=1.6 cs(selling price)= m-m(0.2)s=0.8 m = 0.8(1.6)cprofit = (s-c)/c=0.28percentage 28 percent

The marked price of an article is 60 percent more than its cost price. If 20 percent discount is given, then what will be the profit percentage? Read More »

The marked price of a chair is 10 percent more than its cost price. If the chair is sold for Rs 132 after a discount of Rs 11

The marked price of a chair is 10 percent more than its cost price. If the chair is sold for Rs 132 after a discount of Rs 11, then what will be the profit percentage? a) 1.53 percentb) 1.78 percentc) 2 percentd) 1.21 percent Ans : a) 1.53 percent SSC Constable GD Paper 21 Feb

The marked price of a chair is 10 percent more than its cost price. If the chair is sold for Rs 132 after a discount of Rs 11 Read More »

A mixture contains acid and water in the ratio of 7 : 4. If 2 liters of water is added to it, then the ratio of acid and water becomes 7 : 5. What is the quantity of acid in the mixture.

A mixture contains acid and water in the ratio of 7 : 4. If 2 liters of water is added to it, then the ratio of acid and water becomes 7 : 5. What is the quantity of acid in the mixture. a) 14 liters b) 7 liters c) 20 liters d) 21 liters Ans

A mixture contains acid and water in the ratio of 7 : 4. If 2 liters of water is added to it, then the ratio of acid and water becomes 7 : 5. What is the quantity of acid in the mixture. Read More »

Radius of sphere is increased by 50 percent. What will be the percentage increase in its volume?

Question : Radius of sphere is increased by 50 percent. What will be the percentage increase in its volume?प्रश्न: एक गोले की त्रिज्या 50 प्रतिशत बढ़ जाती है। इसकी आयतन मात्रा में कितने प्रतिशत की वृद्धि होगी? Answer: 3. 237.5 percent Solution:Volume = $ \frac 43 \pi r^3$r = Radius From above formula : volume

Radius of sphere is increased by 50 percent. What will be the percentage increase in its volume? Read More »

If the cost of an article is 80 percentage of its selling price, then what is the profit percentage?

If the cost of an article is 80 percentage of its selling price, then what is the profit percentage? a) 20 percentageb) 30 percentagec) 35 percentaged) 25 percentage Ans : SSC GD – 30/03/2024 Shift -1 Step 1: Define the variables. Step 2: Calculate the profit. Profit is the difference between the selling price and

If the cost of an article is 80 percentage of its selling price, then what is the profit percentage? Read More »

Swapnil can build a sofa in 16 days. Working together with Revathi he can finish the work in 129/17 days. Find the number of days taken by Revathi to complete the work if she works alone.

Question: Swapnil can build a sofa in 16 days. Working together with Revathi he can finish the work in 129/17 days. Find the number of days taken by Revathi to complete the work if she works alone. Answer: 4. 128/9 days Solution:building a sofa workdone = wSwapnil can do in 16 days = w=16ss=speed of

Swapnil can build a sofa in 16 days. Working together with Revathi he can finish the work in 129/17 days. Find the number of days taken by Revathi to complete the work if she works alone. Read More »

Rs. 9000 is lent at the rate of 80 percent per annum on compound interest (compounded half yearly). what will be the compound interest of 12 months?

Question: Rs. 9000 is lent at the rate of 80 percent per annum on compound interest (compounded half yearly). what will be the compound interest of 12 months? Answer: Rs. 8640 Solution:interest= PXRXT/100Compound interest be x(9000(0.5)(0.8)+ 9000(1+0.5(0.8))(0.8)(0.5))/1003600+5040Rs 8640

Rs. 9000 is lent at the rate of 80 percent per annum on compound interest (compounded half yearly). what will be the compound interest of 12 months? Read More »

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