Year : 
2016
Title : 
Mathematics (Core)
Exam : 
JAMB Exam

Paper 1 | Objectives

41 - 50 of 50 Questions

# Question Ans
41.

If Q is a factor of 18 and T is prime numbers between 2 and 18. What is Q\(\cap\)T?

A. (2,3)

B. (2,3,18)

C. (2,3,9)

D. (2,3,6)

Detailed Solution

There is an explanation video available below.
42.

From the cyclic quadrilateral above, find < TSV

A. 60o

B. 80o

C. 70o

D. 50o

Detailed Solution

< TVS = 180o - (80 + 20)
= 180 - 100 = 80o
There is an explanation video available below.
43.

Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23.

A. 11.2

B. 10

C. 10.2

D. 11.3

Detailed Solution

There is an explanation video available below.
44.

In the cyclic quadrilateral above . Find < PRO

A. 70o

B. 20o

C. 50o

D. 30o

Detailed Solution

< PRO = 180° - (110 + 50)°
= 180 - 160 = 20°
There is an explanation video available below.
45.

OGIVE is constructed using

A. Third quartile range

B. Semi-quartile range

C. Cummulative frequency table

D. Inter-quartile table

Detailed Solution

There is an explanation video available below.
46.

Rationalize \(\frac{\sqrt{6} - \sqrt{4}}{\sqrt{6} + \sqrt{4}}\)

A. 5 + 2 \(\sqrt{6}\)

B. 5 - 4 \(\sqrt{6}\)

C. 5 + 4 \(\sqrt{6}\)

D. 5 - 2 \(\sqrt{6}\)

Detailed Solution

There is an explanation video available below.
47.

The bar chart above shows the marks obtained by students in a mathematics test.
How many students in all took the test?

A. 40

B. 30

C. 10

D. 20

Detailed Solution

There is an explanation video available below.
48.

Determine the mean score of the student that took the mathematics test?

A. 4.5

B. 4.3

C. 4.2

D. 4.6

Detailed Solution

There is an explanation video available below.
49.

From the diagram above. Find the fraction of the shaded position?

A. \(\frac{1}{3}\)

B. \(\frac{1}{5}\)

C. \(\frac{1}{4}\)

D. \(\frac{1}{6}\)

Detailed Solution

There is an explanation video available below.
50.

From the diagram above, find the required roots/region of x.

A. x\(\leq\)-1, x \(\geq\)4

B. x\(\leq\)4

C. -1\(\leq\)x\(\leq\)4

D. x\(\leq\)-1, o\(\leq\)x\(\leq\)4

Detailed Solution

There is an explanation video available below.
41.

If Q is a factor of 18 and T is prime numbers between 2 and 18. What is Q\(\cap\)T?

A. (2,3)

B. (2,3,18)

C. (2,3,9)

D. (2,3,6)

Detailed Solution

There is an explanation video available below.
42.

From the cyclic quadrilateral above, find < TSV

A. 60o

B. 80o

C. 70o

D. 50o

Detailed Solution

< TVS = 180o - (80 + 20)
= 180 - 100 = 80o
There is an explanation video available below.
43.

Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23.

A. 11.2

B. 10

C. 10.2

D. 11.3

Detailed Solution

There is an explanation video available below.
44.

In the cyclic quadrilateral above . Find < PRO

A. 70o

B. 20o

C. 50o

D. 30o

Detailed Solution

< PRO = 180° - (110 + 50)°
= 180 - 160 = 20°
There is an explanation video available below.
45.

OGIVE is constructed using

A. Third quartile range

B. Semi-quartile range

C. Cummulative frequency table

D. Inter-quartile table

Detailed Solution

There is an explanation video available below.
46.

Rationalize \(\frac{\sqrt{6} - \sqrt{4}}{\sqrt{6} + \sqrt{4}}\)

A. 5 + 2 \(\sqrt{6}\)

B. 5 - 4 \(\sqrt{6}\)

C. 5 + 4 \(\sqrt{6}\)

D. 5 - 2 \(\sqrt{6}\)

Detailed Solution

There is an explanation video available below.
47.

The bar chart above shows the marks obtained by students in a mathematics test.
How many students in all took the test?

A. 40

B. 30

C. 10

D. 20

Detailed Solution

There is an explanation video available below.
48.

Determine the mean score of the student that took the mathematics test?

A. 4.5

B. 4.3

C. 4.2

D. 4.6

Detailed Solution

There is an explanation video available below.
49.

From the diagram above. Find the fraction of the shaded position?

A. \(\frac{1}{3}\)

B. \(\frac{1}{5}\)

C. \(\frac{1}{4}\)

D. \(\frac{1}{6}\)

Detailed Solution

There is an explanation video available below.
50.

From the diagram above, find the required roots/region of x.

A. x\(\leq\)-1, x \(\geq\)4

B. x\(\leq\)4

C. -1\(\leq\)x\(\leq\)4

D. x\(\leq\)-1, o\(\leq\)x\(\leq\)4

Detailed Solution

There is an explanation video available below.