Question
If the length of the side PQ of the rhombus PQRS
is 6 cm and Ð PQR = 120°, then the length of QS, in cm, is –Solution
P, Q, R, S and T are five persons. The weight of P, Q and R is 80%, 102% and 84% respectively of the average weight of all five. The ratio of weight of ...
The average age of a class of 20 girls is 14 years. If 5 new girls having average age of 9 years join the class, then the average age of the class becomes:
The average age of 6 sisters is 30 yr. If the age of the youngest sister be 5 yr. What was the average age of the group of sister just before the birth ...
The average of first five multiples of 3 isÂ
In a Company the average income of all the employees is Rs. 22000 per month. Recently the company announced an increment of Rs. 2000 per month for all t...
The average score of a class of boys and girls in examination is X. The ratio of boys and girls in the class is 4:3. If the average score of the boys (X...
In a school, 30 boys scored an average of 76 marks while 40 girls scored an average of 88 marks. What is the average marks of all students together? (Ro...
In a classroom, there are 24 male students and 16 female students. The male students have an average age of 16 years, while the female students average ...
The average temperature of Monday, Tuesday, Wednesday and Thursday is 50°. The average temperature for Tuesday, Wednesday, Thursday and Friday is 60°....
A student's average score across five subjects is 72. If the scores in four subjects are 68, 75, 70, and 80, what is the average of the top three highes...
