29. The sum of two numbers is 25 and their difference is 13. Find their product.
A.104
B.114
C.315
D.325

---

30.  If the sum of two numbers is 33 and their difference is 15, the smaller number is :
A.9
B.12
C.15
D.18

---

31. The sum of two numbers is 40 and their difference is 4. The ratio of the numbers is:
A.11 : 9
B.11 : 8
C.21 : 19
D.22 : 9

---

32. The product of two numbers is 192 and the sum of these two numbers is 28. What is the smaller of these two numbers ?
A.12
B.14
C.16
D.18

---

33. The difference between two integers is 5. Their product is 500. Find the numbers.
A.15,20
B.20,25
C.30,25
D.21,26

---

34. Two numbers differ by 5. If their product is 336, then the sum of the two numbers is:
A.21
B.28
C.37
D.51

---

35. Two different natural numbers are such that their product is less than their sum. One of the numbers must be :
A.1
B.2
C.3
D.None of these

---