Question
150.04% of 800.08 + 20.04% of 749.89 = ? +
322.02 What approximate value will come in place of the question mark (?) in the following question?(Note: You are not expected to calculate the exact value.)Solution
ATQ, 150.04% of 800.08 + 20.04% of 749.89 = ? + 322.02 ? + 322 ~ 1.5 × 800 + 0.20 × 750 ? + 322 ~ 1350 ? ~ 1028
2 years ago, the average age of the family of 3 members is 13 years. A baby is born now; the average age of the family is same as before. Find the age o...
The average age of a class of 20 girls is 16 years. If 4 new girls having average age of 10 years join the class, then the average age of the class beco...
The average weight of a group of five persons, A, B, C, D, and E is 60 kg. If another person K joins the group then the average weight of the group is d...
In a batch of 36 students, the average age is 25 years. Later, 6 new students join the batch and the average age of the entire class drops by 1.5 years....
Average of four numbers is 18. Sum of smallest and largest number is 32. If difference between other two numbers is 2, then find the square of second sm...
Average weight of 12 nurses is 35 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newl...
The average of 35 numbers is 50. If 5 is added to each number, then the new average will be:
The average of 6 numbers is 40. Later, two more numbers are added whose average is 'x' . After this, the overall...
The average cost of three chairs is Rs.12000. The average cost decrease by 18% when one more chair is included. What is the cost price of the 4th
The average age of a group of nine children is 7 years. From the group, three children, whose ages were 3 years more, 2 years more, and 4 years more tha...
Relevant for Exams:
