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Let the numbers be x, x+2, x+4, x+6, x+8. Their average is- (x +x+2 +x+4+x+6+x+8)/5 =22 5x+20 =110 5x =90 X=18. The smallest number will be 18.
The average of 18 numbers is 36. If 4 is added to each number, then the new average will be:
Anish and Ajay are business partners. Three years ago, their average age was 18 years. Vikas has recently joined them and now the average age of three p...
The average temperature for a week is recorded as 35.4°C. The difference between the highest and lowest temperatures during the week is 30°C. Addition...
The average of 18 numbers is 12. If each number is increased by 2, what will be the mean of the new set of numbers?
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 55 and ratio of the 4th and the 5th number is 2:3. If difference between t...
Average age of 16 students is 18 years. If 4 students leave the class, then the average age decreases by 1.5 years. Find the average age of the students...
A worker completes 6 tasks at an average rate of 5 tasks per day. If he needs to complete an average of 8 tasks per day over 12 days, what should be his...
There are three distinct numbers ‘u’, ‘v’ and ‘w’. If, u = 240, (u + v) = 540 and (w – v) = 60, then find the average of u, v and w.
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