Answer Posted / bidisha roy

If we make a mistake to solve this math problem, then it can be possible. And one more thing we can do, that is-
(4+4/4)*4=20. That is all from my brain.
Thank you.

7 students can complete a task of making 9 scientific models in 21 days. How many students can make 3 models in 14 days.

1566

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A, B, C made trips to PIZZA centre B made 2.4 times more trips then ! , C made 6 more then A Total Min trips are

1231

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Find the value of ( 0.75 * 0.75 * 0.75 - 0.001 ) / ( 0.75 * 0.75 - 0.075 + 0.01)?

1576

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Fathers age is 5 times his son's age. 4 years back the father was 9 times older than son.Find the fathers' age.

1173

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Four persons can cross a bridge in 3, 7, 13, 17 minutes. Only two can cross at a time. Find the minimum time taken by the four to cross the bridge.

1342

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A Lorry starts from Banglore to Mysore At 6.00 a.m, 7.00 a.m, 8.00 a.m.....10 p.m. Similarly another Lorry on another side starts from Mysore to Banglore at 6.00 a.m, 7.00 a.m, 8.00 a.m.....10.00 p.m. A Lorry takes 9 hours to travel from Banglore to Mysore and vice versa.?

1184

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Denominator is 4 greater than numerator if 10 is added to Denominator,the fraction becomes 1/8.what is the fraction.

1160

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Perimeter of the back whell = 9 feet, front wheel = 7 feet on a certain distance the front wheel gets 10 revolutions more than back wheel . what is the distance?

1301

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If A/B = 6/5,then 3A+2B =

1151

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A batsman scored 18 runs in his 18th innings and that makes his average 18. Find his average upto the 17th innings?

1227

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Using the digits 1,5,2,8 four digit numbers are formed and the sum of all possible such numbers.

1265

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f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, Value of f(f(2))

1192

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What is the angle between the two hands of the clock when it shows 10:10?

1185

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Why RSD of area limit is 15?

2460

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if on a salary s per month, a tax of x% of the salary and another of r% of the salary is deducted what is the income.

1157

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