Start learning 50% faster. Sign in now
Rate upstream = 9 – 6 = 3 kmph Rate downstream = 9 + 6 = 15 kmph Time taken to go upstream = 30/3 = 10 hr Time taken to go downstream = 30/15 = 2 hr Total time = 10 + 2 = 12 hrs
The top part (numerator) of a fraction is 4 more than three times the bottom part (denominator). If we reduce the numerator by 15 and increase the denom...
Which of the following fractions lies between 3/7 and 8/9?
If the numerator of a fraction is increased by 25% and the denominator is decreased by 10%, the value of the new fraction 25/24, Find the original faction.
If 5 friends equally share a pizza, and each friend eats 3/8 of the pizza, what fraction of the pizza is left?
Which fraction bears the same ratio to 1/27 as 3/11 does to 4/9?
If the numerator of a fraction is decreased by 20% and the denominator of the same fraction is increased by 30%, then what fraction of the old is the ...
A fraction becomes 6/7 when 3 is added to both its numerator and denominator. Similarly, it becomes 7/8 when 5 is added to both i...