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# Mathematics jamb past questions and answers

## Mathematics jamb past questions and answers

Question: Solve the system of equations:
\begin{align*} 3x + 2y &= 8 \\ 2x - y &= 3 \end{align*}
3x+2y
2x−y
​

=8
=3
​

A) x = 2, y = 1x=2,y=1
B) x = 3, y = 2x=3,y=2
C) x = 1, y = 2x=1,y=2
D) x = 2, y = 3x=2,y=3
Answer: A) x = 2, y = 1x=2,y=1
Question: If a cube has a side length of 6 units, what is its volume?
A) 216
B) 126
C) 36
D) 72
Question: Find the value of \sin 60^\circ + \cos 30^\circsin60
+cos30
.
A) \frac{\sqrt{3}}{2}
2
3
​

​

B) \frac{3}{2}
2
3
​

C) \frac{1}{2}
2
1
​

D) \frac{2}{\sqrt{3}}
3
​

2
​

2
1
​

Question: What is the probability of rolling an even number on a six-sided die?
A) \frac{1}{2}
2
1
​

B) \frac{1}{3}
3
1
​

C) \frac{1}{6}
6
1
​

D) \frac{1}{4}
4
1
​

2
1
​

Question: Solve for xx in the equation e^{2x} = 16e
2x
=16.
A) \ln 2ln2
B) \ln 4ln4
C) \ln 8ln8
D) \ln 16ln16