UP SI MATHS QUIZ-52

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Question 1:

Kabir's present age is four times of his daughter's present age and 3/2 of his mother's present age. The total of the present ages of all of them is $154 \mathrm{yr}$. What is the difference between Kabir's and his mother's present age?

Question 2:

Four times the difference in ages of $\mathrm{C}$ and $\mathrm{A}$ is one more than the age of $B$. Percentage of A's age to C's age is $75 \%$. If ratio of B's age 5 years hence to C's age 1 year ago is $4: 3 .$ Find the average age of $\mathrm{A}$ and $\mathrm{C}$.

Question 3:

Sakshi invested a total amount of Rs 16000 in two schemes (A and B) for two years. Scheme A gives compound interest at the rate of $10 \%$ per annum compounded annually while scheme B gives simple interest at the rate of $12 \%$ per annum. If the total interest received from both the schemes after two years is Rs 3504 , then what amount did he invest in scheme B?

Question 4:

A dishonest dealer marks his goods $25 \%$ above the cost price and offers discount of $10 \%$ and weights $100 \mathrm{gm}$ less per $\mathrm{kg}$. Find overall profit percentage.

Question 5:

If $32 \%$ of extra work to be finished, a person hired $10 \%$ extra workers. Find percent change in time period?

Question 6:

Chameli scored $23 \%$ and fails by 15 marks, while her friend Champa scored $43 \%$ marks and get 10 marks more than the minimum required marks to pass the examination. Find the maximum marks for the examination.

Question 7:

A train covers a distance of $12 \mathrm{~km}$ in 10 minutes. If it takes 6 seconds to pass a telegraph post, then the length of the train is

Question 8:

The ratio of number of girls to number of boys is $1: 2$. If the average weight of the boy is $30 \mathrm{~kg}$ and average weight of both the boys and girls be $25 \mathrm{~kg}$, then the average weight of the girls is:

Question 9:

Pipes A and B can fill a tank in $43.2$ minutes and 108 minutes, respectively. Pipe C can empty it at 3 liters/minute. When all the three pipes are opened together, they fill the tank in 54 minutes. The capacity (in litres) of the tank is:

Question 10:

Find the value of $*$ if $5432*7$ is divisible by $9 ?$