UNICAL Mathematics 2018/2019 Model 1 Past Questions

Practice each question, then open it to see the full details.

If sin(x + 30)° = cos 40°, find x

A.10°
B.20°
C.59°
D.65°
E.80°

Find the 9th term of the arithmetic progression, 18, 12, 6, 0, 6

A.-54
B.-30
C.30
D.42
E.54

Solve the equation: $${\frac4a} + {\frac1{5a}} = 3$$

A.2¹/₂
B.¹²/₃
C.¹¹/₃
D.¹⁴/₁₅
E.²⁴/₅