Math MCQ Part-12

The cost of two varieties of tea is Rs. 300 and Rs. 375 respectively. If both the varieties of tea are mixed together in the ratio 3: 2, then what should be the price of mixed variety of tea per kg ?

Prasad alone can complete a work in 144 davs, How many people were rquired with the same eficieney as Prasad to complete the same work in 16 days ?

In a certain time, the ratio of a certain principal and the simple interest obtained from it are in the ratio 10: 3 at 10% interest per annum. The nụmber of vears the money was invested is

Pipes P and Q can fill a tank in 10 and 12 hours respectively and C can empty it in 6 hours. If all the three are opened at 7 a.m., at what time will one-fourth of the tank be filled ?

In what time will 15625 amount to 17576 at 4% per annum, compounded yearly ?

A 240-metre long traín crosses a 360-metre long tunnel in 30 seconds, What is the speed of the train (in km/h) ?

A shopkeeper sold an article for Rs. 1,326 after allowing a dis- count of 15% on its marked price. Find the marked price of  the article.

Three numbers are in the ratio 5:7:12.if the sum of the first and the third numbers is greater than the second number by 50. The sum of the three numbers is

The difference between the cost price and the selling price of a bat is Rs.180. If there is a profit of 20%. then what is the selling price of the bat ?

Weight of A is 20% more than weightof B, whose weight ís 30% more than weight of C. By how much percent weight of A is more than weight of C ?