1 A mixture contains alcohol and water in the ratio 4 : 3. If 5 litres of water is added to the mixture, the ratio becomes 4 : 5. Find the quantity of alcohol in the given mixture. A) 9 B) 10 C) 12 D) 14 E) 16
2 A sum has to be distributed among Prem, Sapna and Neera in the ratio 2 : 3 : 5. If Sapna gets Rs. 1200, what has Prem got? A) 800 B) 240 C) 200 D) 150 E) 550
3 Rs.558 was divided among A, B, C such that if Rs.4, 6 and 8 were decreased respectively from their shares, then the ratio of their shares was 2:3:7. What was the share of A ? A) 138 B) 94 C) 132 D) 130 E) 135
4 In class X of a school there are three sections namely A, B and C. The ratio of students in section A and B is 3 : 5 and that in section B and C is 4 : 7. If the total number of students in the class is 134, then the number of students in section A is A) 24 B) 36 C) 48 D) 30 E) 35
5 A bag contains 25 paise, 10 paise and 5 paise coins in the ratio 1:2:3. If their total value is Rs.30, the number of 5 paise coins is: A) 50 B) 100 C) 150 D) 200 E) 250
6 If $a:b=5:9$ and $b:c=4:7$, find $a:b:c$. A) $30:36:63$ B) $20:36:63$ C) $10:36:15$ D) $20:55:35$ E) $10:42:12$
7 If $x:y=3:4$, find $(4x+5y):(5x-2y)$. A) $\frac{32}{7}$ B) $\frac{7}{42}$ C) $\frac{33}{2}$ D) $\frac{1}{12}$ E) $\frac{2}{7}$
8 Divide Rs. 1162 among A, B, C in the ratio 35 : 28 :20 A) 700 : 523 : 473 B) 750 : 523 : 474 C) 252 : 112 : 175 D) 490 : 392: 280 E) 300 :121 : 156
11 If $A:B=8:15$, $B:C=5:8$ and $C:D=4:5$, then $A:D$ is equal to : A) $\frac{4}{15}$ B) $\frac{3}{15}$ C) $\frac{1}{17}$ D) $\frac{2}{17}$ E) $\frac{3}{17}$
13 Of the three numbers, the ratio of the first and the second is 8:9 and that of the second and third is 3:4. If the product of the first and third numbers is 2400, then the second number is A) 45 B) 40 C) 30 D) 55 E) 60
14 Two numbers are in the ratio 5 : 6 and if 4 is subtracted from each ,they are reduced to the ratio 4 : 5,find the smaller number A) 20 B) 16 C) 12 D) 14 E) 17
15 Express 60 minutes as the fraction of one day. A) $\frac{1}{12}$ B) $\frac{1}{20}$ C) $\frac{1}{24}$ D) $\frac{1}{18}$ E) $\frac{1}{36}$