Question
Which of the following type of mouth parts present in
Cockroach & grasshopper?Solution
In Cockroach & grasshopper, Biting and chewing type mouth part is present. It is the primitive type of mouth part and consists Labrum (Upper lip), Labrum-epipharynx, Mandibles, Maxillae and Hypopharynx
If 'U' is the prime number 17, then find the fourth proportion of (U + 3), (U - 7) and (U + 5).
A sum is distributed among M, N, O and P in the ratio 4:7:9:2. If O gets Rs. 14000 more than P, find the difference between the shares of M and N.
In 2022, the ratio of boys to girls in a school was 8:7. By 2023, 50 boys and 80 girls had left the school, while 90 new boys and 30 new girls joined. A...
Two numbers are respectively 50% and 30% more than a third number. Find the ratio of two numbers.
In a college the ratio of boys and girls are in the ratio 3:4. 40% girls and 20% boys were absent. Find the girls present if the total number of student...
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 12 and ‘B’ = 36, then find the value of ‘C’.
A plot has to be divided among P, Q and R in the ratio 4:6:9 respectively. If the area of plot received by R is 5100m² more than the area of plot recei...
A solution contains 40L of pure milk. 25% of his this is taken out. Another 25% of the remaining solution is taken out and finally 25% of the contents l...
What is the fourth proportional to 10¹⁵, 2⁶ and 5⁶?
Ratio of monthly income to monthly expenditure of A is 19:7, respectively and monthly savings of A is Rs. 2400. Find the monthly income of A.
