Question
What factors regulate caste differentiation in honey bee
colonies?Solution
Caste differentiation is multifactorial, involving genetics, hormones, environmental factors like nutrition and temperature.
- The average marks obtained by 20 students in a test is 74. It was later found that 78 was wrongly recorded as 87 and 69 was wrongly written as 63. What is ...
Average of A, B and C is 30 and that of C, D and E is 19. The average of A and E is 23 and that of B and E is 24. Find the value ...
The average age of (x + 4) players in a team is 18 years. If a 38 years old coach joins the team, the average increases by 1 year. Find x% of 500.
Consider a group consisting of 16 females with an average age of 25 years and 20 males with an average age of 35 years. What is the approximate average ...
Average of 8 numbers is 70. If average of first four and last two numbers is 90 and 50, respectively then find the fifth number given that ratio of fift...
The average weight of 12 students in a dance class is 45 kg. If the weight of 3 instructors is also included, then the new average weight of each person...
There are three numbers a, b and c such that a = 160, (a + b) = 460 and (c – b) = 80. Find their average.
- A student scores an average of 55 marks in the first 4 exams. To get an average of 70 marks over 8 exams, what should be his average score in the remaining...
The average age of a class of 18 girls is 14 years. If 2 new girls having average age of 10 years join the class, then the average age of the class beco...
The average weight of 4 persons is 40 kg. The heaviest person’s weight is 26 kg more than the lightest person’s weight. If the average weight of the...
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