A lady has fine gloves and hats in her closet- 13 blue, 27 red, and 40 yellow. The lights are out and it is totally dark. In spite of the darkness, she can make out the difference between a hat and a glove. She takes out an item out of the closet only if she is sure that if it is a glove. How many gloves must she take out to make sure she has a pair of each color?

a farmer has a rectangular plot.he wants to do fencing along one of the side wiyh the help of the posts.two posts being on two corners.he brings 5 post less than what he has initially plan because of which the distance between two consecutive post became 8m instead of 6m.what is the length of the side and number of post

a grandfather has 5 sons and daughters and grandchildren.they have to be arranged in a row such that the first 4 seats and last four seats are to be taken by grandchildren and the grandfather would not sit adjacent to any of the grandchildren.

a laborer can dig a hole 8feet squatre and 8 feet deep in 8 days.how long will it take him ti dig a hole 4 feet square and 4 feet deep?

in a triangle which one is not possible.sides are (5,5,5), (5,4,5),(4,4,9),(3,4,5)?

given $ means Tripling and % means change of sign then find the value of $%$6-%$%6

what is the formula to find resistance if the terms density,reluctance,sensitivity,voltage,current are given

8 years ago i was 5 times as old as my son.today i am 3 times his age.how old i am

X is 6 years younger to Y. X's father is a businessman who invested 10000/- at 8% rate of interest n obtained his amount after 10 years. Y's father is a job holder who invested around 20000 at 2% rate n obtained his amount after 20 years. Now Compounded both of them get around ABC After 3 years the ratio of ages of X n Y is 1 :2. Now X's father is 20 years older to Y n Y’ father is 30 years more than X. After 20 years again X's mother asks X’s father to purchase a LCD TV which costs around 45000/-. what is the age of X n Y together?

Bulu writes the series 9, 14, 19, … , 194 on a paper and Gullu writes the series 11, 14, 17, … , 197 on anther piece of paper. Then they both compare their lists. How many numbers do both have in common?

Father is aged three times more than his son Ronit. After 8 years, he would be two and a half times of Ronit's age. After further 8 years, how many times would he be of Ronit's age? A.2 times B.2 1/2times C.2 3/4times D.3 times

In how many ways 4 letters can be posted in two post boxes?

Two trains start from A & B and travel towards each other at speed of 50kmph and 60kmph resp. At the time of the meeting the second train has traveled 120km more than the first. The distance between them is

. For the FIFA world cup, Paul the octopus has been predicting the winner of each match with amazing success. It is rumored that in a match between 2 teams A and B, Paul picks A with the same probability as A's chances of winning. Let's assume such rumors to be true and that in a match between Ghana and Bolivia, Ghana the stronger team has a probability of 9/10 of winning the game. What is the probability that Paul will correctly pick the winner of the Ghana-Bolivia game?

The walls and roof of a room are 10 m long,8 m wide and 10 m in height is to be painted.How much will it cost at Rs.5 per sq.foot? A.1600 B.2000 C.2200 D.2400