For the following questions answer them individually
In a match, average of runs scored by 7 players is 63. If the runs scored by 6 players are 130, 42, 24, 53, 45 and 54, then how many runs did the 7th player scored?
A dealer purchased a washing machine for Rs. 6400. After allowing a discount of 20% on its marked price, he still gains 30%. Find the marked price of the washing machine.
Two boats go downstream in a river at a speed of 35 km/hr and 25 km/hr. The speed of the stream is 4 km/hr. The distance between both boats initially is 60 km. In how much time will they meet if the boats are going downstream?
A sum was lent for one year at the rate of 16 percent per annum on compound interest (compounding annually). If the compounding had been done half yearly, then the interest would have increased by Rs. 64. What is the sum lent?
What is the value of $$\frac{126}{39} \times \frac{126}{14} \div \frac{13}{91} - \frac{45}{9}$$?
The average of 4 consecutive numbers is 35,.5. Find the highest number among these numbers.
A sum of Rs. 600 becomes Rs. 840 at simple interest in 4 years. In how many years will the sum of Rs. 1500 amounts to Rs. 2100 at the same rate of simple interest?
Successive discounts of 15% and 30% are equivalent to how much percent of a single discount?
25 employee can finish work in 20 days. After how many days should 10 employees leave the job so that the work is finished in 30 days?