Question
Which keys is used to write numbers quickly?
Solution
The correct answer is A
18 years ago the average age of a family of four members was 45 years. Two children were born in that span of 18 years. The present average age of the ...
A man purchases cold-drink for three consecutive years. In the first year, he purchases cold-drink at the rate of ₹ 8.00 per litre, in the second year...
Given a set of 25 numbers, the overall average is 60. The first 11 numbers in this set have an average of 48, while the last 15 numbers have an average ...
- Given that the average of 21, 38, 62, 53, 35, and 'x' is 48, what is the value of 'x²'?
- The average age of a group is 40 years. When two members having an average age of 58 years leave the group, the average age drops by 3 years. What was the ...
If average weight of a class is ‘y’ kg. If a new student weighing 21 kg took admission, then the average weight is increases by 1 kg. If the...
A bowler gives 16.2 runs per wicket. He gives 32 runs and takes 8 wickets in a last match after which his average becomes 15.4 runs per wicket. How many...
Average run scored by a batsman in first ‘x’ matches is 55. In next 12 matches he scored runs with an average of 90 so that his overall average incr...
Four persons ‘A’, ‘B’, ‘C’, and ‘D’ have different amounts with them. ‘D’ has twice the amount than that of ‘A’. The amount ‘B...
- The average age of a team of 20 men is 36 years. If the total age of a group of 16 women is 20% less than the total age of the team of men, then what is th...
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