Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.

6 × 2 × 9 = 269

8 × 7 × 1 = 781

4 × 1 × 3 = ?

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation.
 41 * 4 * 39 * 73 * 25 * 4 * 30

By Interchanging the given two numbers which of the following equation will be not correct?
 3 and 4

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
 + and ×, 5 and 4
 I. 4 + 6 × 5 – 7 ÷ 1
 II. 5 × 3 – 4 + 8 ÷ 2

Direction: Some equations have been solved on the basis of certain system. Find the correct answer for the unsolved equation on that basis.

3 × 5 × 7 × 2 = 24, 2 × 4 × 6 × 8 = 22, 4 × 4 × 8 × 9 =?

After interchanging the given two numbers and two signs what will be the values of equation (I) and (II) respectively?
– and ×, 6 and 4
 I. 7 × 6 + 8 ÷ 2 – 4
 II. 4 – 7 × 6 + 8 ÷ 2

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation.
 91 * 15 * 5 * 18 * 37

Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
 57 * 35 * 7 * 14 * 2 * 34