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Let the speed of stream be ‘x’ km/hr. So, speed of boat in still water = 5 × x = 5x km/hr Downstream speed of boat = 5x + x = 6x km/hr According to question; 6x = 144/8 = 18 Or, x = 3 Upstream speed of the boat = 5x – x = 4x = 4 × 3 = 12 km/hr Required time taken = 96/12 = 8 hours
[R] is how much less than the total number of masks sold on Wednesday?
What is average number of female doctors of hospital A, B and C together?
Number of male employees who are married is how much percent more/less than number of female employees who are unmarried?
In school B, if 24 sweets are given to 1 boy and 16 sweets given to 1 girl, then find the Total sweets given to all boys and girls
Total number of flowers sold by shop A is approximately how much percent less than the total number of flowers sold by shop C?
What is difference between the number of Red apples sold by ‘P’ and ‘Q’ together and the number of Green apples sold by ‘R’ and ‘S’ toge...
Total employees in Management are what percent less than that of in Operation?
Find the ratio between the number of male employees in Production department and number of female employees in Marketing department.
In hospital D, 40% of the male doctors and 25% of the female doctors are above the age of 50. Find the total number of doctors above the age of 50 in h...
Total number of surgical masks sold on Wednesday is how much percent of the total number of masks sold on Monday?
