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Let monthly income of P is Rs. 100x Percentage of amount spent on travelling = 100 – 34 – 22 – 18 – 12 = 14% According to question 0.34 × 100x – 0.14 × 100x = 3600 34x – 14x = 3600 20x = 3600 x = 180 Monthly income of P= Rs. 18000 Money spent on food = 0.22 × 18000 = Rs.3960
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A is trying to break a bulb by throwing balls at it. If he hits the bulb 3 times in every 5 throws and bulb breaks 3 times out of 12 hits, then find the...
The names of 4 students from section A, 6 students from section B and 8 students from section C were selected. The age of all the 18 students was differ...
A bag has balls of three colours. It has 8 red balls, x green balls and y blue balls, If probability of picking one green ball and that of picking one b...
Three Marbles and three balls are kept in a box. If two items are chosen at random, Find the probability that one is marble and another one is ball?
A bag contains 4 red balls, 5 blue balls, and 3 green balls. Two balls are drawn randomly. What is the probability that both are blue?
There are 4 red balls, 5 blue balls and 3 green balls in a jar. 2 balls are drawn at random. Find the probability that both balls are either green or red.
