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# Comparing Quantities Free Doubts and Solutions

## A submarine is at sea level. At 8 pm it begins to descend at the rate of 8 metre per minute. At what time it will be at -240 metre

Asked by mohammedakbar85 27th March 2019, 9:24 PM

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## Please explain basic units of conversion. Ex 1m=100cm

Asked by vishvjeetjakhar 18th March 2019, 7:26 AM

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## I think the last step "a=98*24/10+15+24=98*24/49=48" the 'a' should be 'b'. Am I correct?

Asked by ranksahoo 28th November 2017, 8:21 PM

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## 1) ratan bought 10 dozen oranges at rs. 40 a dozen. he sold half of them at rs. 5 per orange. by now 6 oranges had rotted. he sells the remaining at rs. 3 each. find the loss or gain% 2) what principle will amount to rs.900 in 6 years at 10% simple interest?

Asked by omsingh 13th July 2015, 9:00 PM

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## 4.a lady sold 40 sarees at a profit of 20%. if the cost of one saree is rs. 100, find the selling price of each saree. 5. if 15:x =60% then what is the value of x? 6. Harish bought a second hand printer for rs. 1200 and spent rs.200 on its repairs. he sold it for rs. 1680. find his profit or loss percent. 7. how long will it take for rs. 2500 invested at the rate of 8% per annum simple interest to amount to rs. 3100? 8. What is the interest on rs. 12000 at 6% per annum for 146 days? 9. A student has to score 35% marks to pass an exam. Anjali scored 154 marks and failed by 21 marks. Find the maximum marks. 10. A dealer bought for watch for rs. 420. find the selling price if it is sold: (i)AT a gain of 5% (ii) at a loss of 5% Please I want the answers of all the questions immediately

Asked by omsingh 12th July 2015, 1:39 PM

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## Dear Sir/Mam I have a doubt that how to change % to gain

Asked by ADITYA BHAWAN 7th March 2014, 8:53 PM

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## Dear Sir/Mam I have a doubt that how to change % to gain

Asked by ADITYA BHAWAN 7th March 2014, 8:52 PM

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## how to change gain% to gain

Asked by Apoorv Jain 5th March 2014, 8:31 PM