Determine the truth value of each of the following statements:
(a) 4+2=5 and 6+3=9
(b) 3+2=5 and 6+1=7
(c ) 4+5 =9 and 1+2=4
(d) 3+2=5 and 4+7=11

If A ={1, 2, 3, 4, 5, 6.7),determine the truth value of the following: EE x in A such that x-4 = 3

Which of the following equations will become correct? (a) 3+5−4×2=−1 (b) 1+9+3+5=9 (c) 6+5×2−3=7 (d) 3+4−1×5=2

What should come next in the following series? 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 9 8 7 6 5 4 3 9 8 7 6 5 4 9 8 7 ?

Express the following as improper fractions : (a) (7) 3/4 (b) (5) 6/7 (c) (2) 5/6 (d) (10) 3/5 (e) (9) 3/7 (f) (8) 9/4

In the following number series how many such 2's are there which are immediately preceded by a pair of numbers whose product is more than the product of pair of numbers immediately following 2 ? 7 7 2 1 3 9 4 2 6 5 2 4 8 3 5 2 7 6 5 2 9 2 8 6 4 3 9 2 4 6 5 7 1) 1 2) 2 3) 3 4) 4 5) None of these

What should come next in the following number series ? 9 7 5 3 1 1 8 6 4 2 2 9 7 5 3 1 1 8 6 4 2 2 9 7 5 3 1 1 8 6 4 2 2 9 7 5 1) 1 2) 5 3) 3 4) 5 5) None of these