For the following questions answer them individually
The average age of 3 persons is 30 years.If their ages are in the ratio of 3:5:7 respectively, then the age ofthe eldest person is:
The L.C.M. of two different numbers are 30. Which of the following cannot be their H.C.F.?
DIRECTIONS: What should come in place of question mark (?) in the following questions?
1072 + [{8240 + (-9213)} - {(2863 - (4329 - 2143)}] = ?
On a certain sum, rate of interest per annum for the first two years is 4%. The rate of interest for next four years is 6% and for the next three years is 8%. If total simple interest earned at the end of 9 years is ₹ 1120, then the sum is:
Sales of books from four shops (B1, B2, B3, B4) in thousands are given as below. Study the graph and answer the following questions.
If each shop can increases the sales of books by 10%,then the total number of books(in thousands) sold by all the shop are:
If ten men can do a job in ten days, what fraction of the job can be done by one man in one day?
In acolony 5 families have 1 child, 7 families have 2 children, 8 families have 3 children and 3 families have 4 children.
What is the mode of the number of children.
Sales of books from four shops (B1, B2, B3, B4) in thousands are given as below. Study the graph and answer the following questions.
The number of shop in which sales of books are below the average level is:
What should come in place of question mark (?) in the following questions?
$$? = (45 \times 11) \div 3$$