Find the quadratic equations whose roots are the reciprocals of the roots of 2x² + 5x + 3 ?

1) 3x² + 5x + 2 = 0
2) 5x² + 3x + 2 = 0
3) 3x² − 5x − 2 = 0
4) None

In this question, α stands for ‘equal to’; β for ‘greater than’; γ for ‘less than’ and δ for ‘not equal to’.

If 6x α 5y and 2y β 3z, then 

1) 2x β 3z
2) 4x β 3z
3) 2x γ z
4) 4x α 3z

If ‘P’ means ‘divided by’, ‘R’ means ‘multiplied by’, ‘T’ means ‘added to’ and ‘W’ means ‘subtracted from’, then; 60 T 48 P 8 W 6 R 9 = ? 

1) 12
2) 61 ¹⁄₂₃
3) – 40 ¹⁄₂
4) 24

If ‘×’ means ‘+’, ‘+’ means ‘÷’, ‘÷’ means ‘–’ and ‘-’ means ‘×’; then what will be the value of the following expression?

5 – 7 × 9 + 3 = 2

1) 36
2) 312
3) 48
4) 44

In this question, ∆ means ‘is greater than’, % means ‘is lesser than’, ⃞ means ‘is equal to’, = means ‘is not equal to’, + means ‘is a little more than’, × means ‘is a little less than’. Choose the correct alternative.

 If a ∆ b and b + c, then 

1) a % c
2) c + a
3) c % a
4) Can’t say