UP POLICE MATHS QUIZ-44

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Question 1:

A $160 \mathrm{~m}$ long train Delhi Tejas Express crosses a $410 \mathrm{~m}$ long bridge in 45 seconds. What time will it take to cross a platform of $600 \mathrm{~m}$ long?

Question 2:

What is the largest four digit number that is divisible by $64,320,960$.

Question 3:

A trader, who sells one type of tea at the rate of Rs.96 per kg with a loss of 36% and another type of tea at the rate of Rs.180 per kg with a profit of 20%, if he mixes both in equal proportion and sells mixture of tea at the rate of Rs.174 per kg, then find his profit percentage?

Question 4:

In how much time a sum of Rs. 10,000 will become Rs.14,641 at the rate of $10 \%$ per annum interest, while the interest is compounded annually.

Question 5:

The average weight of 20 students of a class is 21 kg.If the weight of the teacher is also included in them, then their average weight will be one kg. becomes more. Then what will be the weight of the teacher?

Question 6:

60 men take 36 days to build a wall. When one-sixth of the work is completed, one-fourth of the workers leave the job. In total, how many days will it take to complete the work?

Question 7:

The Loss incurred by selling an article at Rs. 5100 is 50% of the gain attained by selling the same article at Rs. 10200 . Find the cost price of the article. (In Rs.)

Question 8:

The LCM of two numbers is twice the HCF of that numbers. If the product of the numbers is 98 then the sum of HCF and LCM is:

Question 9:

Find the difference between the largest 5-digit number and the smallest 4-digit number.

Question 10:

Average age of 12 members in a family is 40 years. Age of youngest member and second youngest member of the family is 2 years and 3 years respectively. Find the average age of family just before the birth of second youngest member .