The average age of a group of 5 men is 30 years. If one man aged 35 leaves and a new person joins the group, raising the average age by 1 year, find the...
A sum of Rs. 'Y' was invested for 7(1/4) years at simple interest of 8(2/5)% p.a. such that the simple interest received was Rs. 5,115.60. Find the si...
One-fifth of a number is equal to two-fifths of 25% of another number. Determine the ratio of the two numbers.
12, 26, 54, 96, 150, 222, 306
The product of two positive integers is 121 times the product of one integer and the reciprocal of the other. If the sum of these...
The average of a, b and c is 8 less than d. If the average of a, b, c and d is 42, and the average of b and c is 43. then find the average of (a-6) and ...
A family spends 40% of their monthly income on rent, 20% on groceries, and 15% on utilities. If they save ₹5,400 after these expenses, what is their t...
A boat can travel upstream at 12 km/h and downstream at 18 km/h. What is the speed of the boat in still water?
Two individuals, P and Q, set off from points X and Y simultaneously, moving toward each other. P travels at a speed of 60 km/h, while Q moves at 40 km/...
In an election, 75% of the voters cast their votes. A candidate received 60% of the total votes cast and won by a majority of 300 votes. Find the total ...
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