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CBSE Class 8 Answered

Profit shared by two persons A and B at the end of a year are in the ratio 3:4.If A's investment is twice that of B's then what is the ratio of the periods of investment of A and B
Asked by shivangraj77 | 06 Nov, 2018, 11:21: PM
answered-by-expert Expert Answer
begin mathsize 18px style let space straight B apostrophe straight s space investment space is space straight x then space straight A apostrophe straight s space investment space equals space 2 straight x let space straight B space invests space straight y space times space straight A thin space invests space straight z space times so space amt space from space straight B space equals space xy amt space from space straight A equals 2 xz ratio space of space periods space of space investment space is space straight z over straight y fraction numerator 2 xz over denominator xy end fraction equals 3 over 4 straight z over straight y equals 3 over 8 end style
Answered by Arun | 10 Nov, 2018, 09:51: PM

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CBSE 8 - Maths
pls answer the 3rd one
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Asked by nainaadityathakur | 27 Mar, 2024, 10:33: AM
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CBSE 8 - Maths
A shopkeeper sold article at a gain of 5% if he had sold it for 16.50% less he would have lost 5% find the cost price of the article
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Asked by suryanshchaturvedi251 | 10 Jan, 2024, 03:08: PM
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CBSE 8 - Maths
10 television sets we are sold by Harish at 5 of them he gains 10% and another 5 hi losses 10% find his gear or losses present in whole transactions
Asked by Ajaydubey8383 | 29 Jun, 2022, 12:23: PM
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CBSE 8 - Maths
Math
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Asked by anuragsinghwzj | 01 Apr, 2022, 11:19: AM
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CBSE 8 - Maths
Rachna bought 45 one kg bags of almonds at Rs.900 each .She sold 30 of them at Rs.1000 each and the Remaining at Rs.800 each. Find her gain or loss percent?
Asked by samraddhijain98 | 07 Mar, 2022, 06:13: PM
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CBSE 8 - Maths
Mahesh sold a watch at 10% loss .Had he sold it for rupees 104 more he would have gained 8%.find the selling price of the watch
Asked by mahisuyal37.8cpsb | 28 Aug, 2021, 05:48: PM
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CBSE 8 - Maths
the MP of 5 kg rice is rupees 120. A spoon  worth  rupees 10 is given with every pack of 5 kg rice e.then the retiral gains 10% .find   the CP of 5 kg rice
Asked by skp191 | 15 Feb, 2020, 07:48: PM
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CBSE 8 - Maths
a milkman sold two of his buffaloes for rippers 20000each. On one he made a gain of 5 percent and on other a loss of 10 percent. Find his overall gain or loss
Asked by drnakulrana | 31 Jan, 2020, 10:32: PM
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CBSE 8 - Maths
The cost price of an article is rs 500.The shopkeeper sells it at a gain of 25/2 percent .ST of 15 percent also charged. Find the amount payable by the customer   
Asked by Papppu10696 | 04 Jan, 2020, 04:56: PM
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CBSE 8 - Maths
c.p =₹80 and s.p =₹76.80 find the loss percent ​​​​​​
Asked by Dhivyadharshini992 | 22 Nov, 2019, 10:02: PM
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