 # Aptitude - Aptitude- Ratio

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4:6 is the ratio of number of girls and boys in a computer coaching class.If 50% of girls and 40% of boys are degree holders. then the percentage of the candidates who are non-degree holders is?

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If 6:4:3 is the ratio of volumes of three boxes which are filled by mixtures of two variety rice. The mixture consists type 1 and type 2 rice in the ratio 5:3, 4:3 and 3:1 respectively. The contents of all three boxes are transferred into a new box. The ratio of type 1 and type 2 rice in the new box is?

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The price of Machine D equals the sum of the prices of machine A, B and C whose price are in the ratio 2:3:4 respectively. If weights of A, B, C and D varies as square of its individual price and difference of weight of D and A, B and C together is 9880 kg. Then what is the weight of D?

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A and B together have Rs. 1210. If A's amount is equal to B's amount, how much amount does B have?

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In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 1 : 2 : 3. If there is Rs. 30 in all, how many 5 p coins are there?

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