C program code int zap(int n) { if(n<=1)then zap=1; else zap=zap(n-3)+zap(n-1); } then the call zap(6) gives the values of zap
12 members were present at a board meeting. Each member shake hands with all of the other members before and after the meeting .How many hand shakes were there? |
Answer |
An emergency vehicle travels 10 miles at a speed of 50 miles per hour. How fast must the vehicle travel on return trip if the round trip travel time is to be 20 minutes? |
Answer |
Mary and John can do a piece of work in 24 day; John and Vino in 30 days;Vino and Mary in 40 days. If Mary, John and Vino work together they will complete work in ? |
Answer |
My friend collects antique stamps. She purchased two, but found that she needed to raise money urgently. So she sold them for Rs. 8000 each. On one she made 20% and on the other she lost 20%. How much did she gain or lose in the entire transaction? |
Answer |
If the sum of n terms of two series in A.P. are in the ratio (5n + 4) : (9n + 6) then find the ratio of their 13th terms. |
Answer |
A team P of 20 engineers can complete work or task in 32 days. Another team Q of 16 engineers can complete same task in 30 days.Then the ratio of working capacity of 1 member of P to the 1 member of Q is |
Answer |
Ravi`s salary was reduced by 25%. Percentage increase to be effected to bring salary to original level = |
Answer |
An ore contains 25% of an alloy that has 90% iron. Other than this, in remaining 75% of the ore ,there is no iron. How many kgs of the ore are needed to obtain 60 kg. of pure iron.? |
Answer |
Find the day of the week on 16th july, 1776. |
Answer |
The radius of a sphere is increased by 50%. The increase in surface area of the sphere is : |
Answer |