See This NECO Questions Some Teachers Couldn't Solve

Check Out The Recent NECO Math Questions Some School Teachers Couldn't Solve

Same order they appeared in d question paper.

Q3) A man is 5 times older than his son. Four yrs ago, d product of their ages was 448. Find their present ages.

Q7a) Find d value of n if
32n+1 - 4(3n+1) + 9 = 0

7b) Solve d eqn:
log(x2+4) = 2 + logx - log20

Q9a) A two-digit number is such that its tens digit is greater than its unit digit by 5. If d number is 14 less than 3 times d product of its digits, find d number.

So How Many SchoolGisters can give it a shot??? will get a reward.