⟩ What is 5x - x^2 = 0 ?
x^2-5x=0
x(x-5)=0
so x=0 or 5
x^2-5x=0
x(x-5)=0
so x=0 or 5
What is the sum of all the four digit numbers formed using the digits 0, 1, 2 and 3. None of the two digits should be repeated?
A tree grows only 3/5 as fast as the one beside it. In four years the combined growth of the two trees is eight feet.How much does the shorter tree grow in two years?(a) Less than 2 feet (b) 2feet (c) 2 1/2 feet(d) 3 feet (e) more than 3 feet.
A 5 liter jug contains 4 liters of a salt water solution that is 15 percent salt. If 1.5 liters of the solution spills out of the jug, and the jug is then filled to capacity with water, approximately what percent of the resulting solution in the jug is salt?
A work is done by the people in 24 min. One of them can do this work alone in 40 min. How much time required to do the same work for the second person?
How do you calculate your production per 100 man hours? What is the formula? Cycle Time (CT) is 171 seconds per unit for 1 type of product made in that work center and CT is 307 seconds for another type of product made in that same work center?
There are 4 balls and 4 boxes of colors yellow, pink, red and green. Red ball is in a box whose color is same as that of the ball in a yellow box. Red box has green ball. In which box you find the yellow ball?
It cost a college Rs.0.70 a copy to produce a Program for the homecoming football game. If Rs.15,000/- was received for advertisements in the program, how many copies at Rs.0.50 a copy must be sold to make a profit of Rs.8000/- ?
+ means * and * means / and / means % what is the value of 2+3*5/7?
Paul, the octopus who has been forecasting the outcome of FIFA world cup matches with tremendous accuracy has now been invited to predict ICC world cup matches in 2011. We will assume that the world cup contenders have been divided into 2 groups of 9 teams each. Each team in a group plays the other teams in the group. The top two teams from each group enter the semi finals (after which the winner is decided by knockout).However, Paul has a soft spot for India and when India plays any team, Paul always backs India. Alas, his predictions on matches involving India are right only 2 out of 3 times. In order to qualify for the semi finals, it is sufficient for India to win 7 of its group matches. What is the probability that India will win the ICC world cup?
There is a six digit code. Its first two digits, multiplied by 3 gives all ones. And the next two digits multiplied by 6 give all twos. Remaining two digits multiplied by 9 gives all threes. Then what is the code?