Answer Posted / chandrika
3+7=10
10+10=20
20+7=27
27+27=54
54+7=61
61+61=122
Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
A contractor employed 200 men to complete a strip of highway in 200 days. After 150 days he found that only 3/5th of the strip is complete. How many additional men should be employed to complete the work on time?
Every day a driver comes to pick up a man at his office at 6pm. One day the man gets free early and rather than waiting for the driver, he starts walking for home at 4:30pm. The man meets the driver on the way and then reaches home 30minutes earlier than usual. What is the usual time that man takes to reach home from the office?
f(X)=4f(X-1) THEN VALUE OF X=
The ratio for Boys to Girls is 6:4. 60% of the boys and 40% of girls take lunch in the canteen. What % of class takes lunch in canteen.
A cycled from P to Q at 10 kmph and returned at the rate of 9 kmph. B cycled both ways at 12 kmph. In the whole journey B took 10 minutes less than A. Find the distance between P and Q.
8 to the power of x is 32,what is the value of x?
Suhana gets 70% in Maths, 80% in Physics. To get an overall of 75% how much should she get in English.
Rakesh buys 1 gallon of milk for Rs.12 and mixes it with 20% water. He then sells it for Rs.15, What is the percentage of gain that Rakesh would get.
if a,b>0 and a+b=2 then the max value of ab is
A can work three times as B can work. If A takes 60 days less than B to complete the same task, calculate the number of days when both A and B start working together on the same day.
Dear Sir/ Madam, Kindly send me the model question answers for RRB-Technician Signal(Physics/Maths) to saranya67veena@gmail.com
7 students can complete a task of making 9 scientific models in 21 days. How many students can make 3 models in 14 days.
Three cards are drawn at random from an ordinary pack of cards. Find the probability that they will consist of a king, a queen and an ace.
A company installed 36 punching machines at the beginning of the year.In the spring they installed 9 additional m/c's and then discontinued 18 in the fall.How many were still installed at the end of the year?
Sum of a series of n numbers is n+8. Find second (or second last) no.