**Q1. In library the ratio of story books and other books is 7: 2 and there are 1512 story books. Due to collection of some more story books the said ratio becomes 15: 4. The number of story books collected is:**

(a) 100

(b) 97

(c) 108

(d) 205

**Q2. Let BE and CF be the two medians of a tringle ABC and G be their intersection. Also let EF cut AG at O. Then AO : OG is:**

(a) 1: 1

(b) 1: 2

(c) 2: 1

(d) 3: 1

**Q3. The ratio of number of balls in bags x,y is 2: 3. Five balls are taken from bag y and are dropped in bag x. Number of balls are equal in each bag now is:**

(a) 45

(b) 20

(c) 30

(d) 25

**Q4. A cat takes 5 leaps for every 4 leaps of a dog. But 3 leaps of the dog are equal to 4 leaps of the cat. What is the ratio of the speeds of the cat to that of the dog?**

(a) 11: 15

(b) 15: 11

(c) 16: 15

(d) 15: 16

**Q5. When x^m is multiplied by x^n, product is 1. The relation between m and n is: **

(a) m=n

(b) m=-n

(c) mn=1

(d) m+n=1

**Q6. If a^2+a+1=0, then the value of a^9 is: **

(a) 3

(b) 1

(c) 0

(d) 2

**Q7. Ronald and Elan are working on an assignment. Ronald takes 6 h to type 32 pages on a computer, while Elan takes 5 h to type 40 pages. How much time will they take, working together on two different computers to type an assignment of 110 pages? **

(a) 7 h 30 min

(b) 8 h

(c) 8 h 15 min

(d) 8 h 25 min

**Q8. If a∶b=c∶d=e∶f=1∶2, then (3a+5c+7e):(3b+5d+7f)=?**

(a) 1 : 2

(b) 1 : 4

(c) 2 : 1

(d) 8 : 7

**Q9. Vessels A and B contain mixtures of milk and water in the ratio 4 : 5 and 5 : 1 respectively. In what ratio should quantities of mixtures be taken from A to B to form a mixture in which milk and water is in the ratio 5 : 4 ? **

(a) 2 : 5

(b) 2 : 3

(c) 4 : 3

(d) 5 : 2

**Q10. Instead of dividing Rs. 117 among P, Q, R in the ratio 1/2 : 1/3 : 1/4, by mistake it was divided in the ratio 2 : 3 : 4. Who gained in the transaction? **

(a) Only P

(b) Only Q

(c) Only R

(d) Both Q and R