Question
Which of the following statement is NOT
correct?ÂSolution
Inscriptions are often carved on durable materials like stone or metal, not just pottery, making them permanent records.
The base of a right pyramid is a square of side 10 cm. If its height is 10 cm. then the area (in cm2) of its lateral surface is:
- The number of students in class 'A' is 144, and the ratio of the number of girls to boys in class 'A' is 5:7. If the average number of boys in classes 'A' ...
Average of 20 numbers is 90. Average of first 8 numbers is 114 while average of last nine numbers is 40. If ninth number is 25% less than the tenth numb...
The average weight of a family of 6 members is 72 kg. If the oldest member dies, the average weight of the family decreases by 1.6 kg. Find the weight o...
Average of 6 numbers is 12. If one number 5 is replaced by 17, find the new average.
The annual production of an article fluctuates. It consistently rises by 25% for two consecutive years, followed by a 20% decline in the third year. In ...
- In a company team, if 3 employees each weighing 65 kg resign, the average weight of the remaining team members drops by 1 kg. But if 4 employees with an av...
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...
- The average of ‘x’ numbers is 18. If 40% of the numbers are decreased by 4 and the remaining numbers are increased by 6, then find the new average of t...
Average marks scored by each boy in a class were 80, whereas that by each girl were 88. If the number of boys is 50% more than the number of girls, then...
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