Question 1 of 20 96 total questions
Find the truth set of the equation x2 = 3(2x + 9)
A {x : x = 3, x = 9}
B {x : x = -3, x = -9}
C {x : x = 3, x = -9}
D {x : x = -3, x = 9}
If x = {0, 2, 4, 6}, y = {1, 2, 3, 4} and z = {1, 3} are subsets of u = {x:0 \(\geq\) x \(\geq\) 6}, find x \(\cap\) (Y' \(\cup\) Z)
A {0, 2, 6}
B {1, 3}
C {0, 6)
D {9}
Three quarters of a number added to two and a half of the number gives 13. Find the number
Given that x > y and 3 < y, which of the following is/are true? i. y > 3 ii. x < 3 iii. x > y > 3
A i
B i and ii
C i and iii
D i, ii and iii
Simplify: \(\sqrt{12} ( \sqrt{48} - \sqrt{3}\))
The bar chart above shows the scores of some students in a test. Use it to answer this question
If one student is selected at random, find the probability that he/she scored at most 2 marks
A \(\frac{11}{18}\)
B \(\frac{11}{20}\)
C \(\frac{7}{22}\)
D \(\frac{5}{19}\)
The volume of a cube is 512cm3 . Find the length of its side
If 23x = 325 , find the value of x
Simplify 10\(\frac{2}{5} - 6 \frac{2}{3} + 3\)
A 6\(\frac{4}{15}\)
B 6\(\frac{11}{15}\)
C 7\(\frac{4}{15}\)
D 7\(\frac{11}{15}\)
If the angle of a sector of a circle with radius 10.5 cm is 120°, find the perimeter of the sector. [Take \(\pi = \frac{22}{7}\)]
A 48 cm
B 40 cm
C 43 cm
D 45 cm
The pie chart above shows the monthly distribution of a man's salary on food items. If he spent N8,000 on rice, how much did he spent on yam?
A N42,000
B N18,000
C N16,000
D N12,000
in the figure above, what is the equation of the line that passes the y-axis at (0,5) and passes the x-axis at (5,0)?
A y = x + 5
B y = -x + 5
C y = x - 5
D y = -x - 5
Find the value of x in the figure above
A 20\(\sqrt{3}\)cm
B 10\(\sqrt{3}\)cm
C 5\(\sqrt{3}\)cm
D 4\(\sqrt{3}\)cm
From the figure above, what is the value of p?
In the figure above, KL//NM, LN bisects < KNM. If angles KLN is 54o and angle MKN is 35o , calculate the size of angle KMN.
From the venn diagram above, the shaded parts represent
A (P\(\cap\)Q)\(\cup\)(P\(\cap\)R)
B (P\(\cup\)Q)\(\cap\)(P\(\cap\)R)
C (P\(\cup\)Q)\(\cup\)(P\(\cup\)R)
D (P\(\cap\)Q)\(\cup\)(P\(\cup\)R)
A number is chosen at random from 10 to 30 both inclusive. What is the probability that the number is divisible by 3?
A \(\frac{2}{15}\)
B \(\frac{1}{10}\)
C \(\frac{1}{3}\)
D \(\frac{2}{5}\)
\(\begin{array}{c|c}
A \(\frac{1}{5}\)
B \(\frac{1}{2}\)
C \(\frac{2}{5}\)
D \(\frac{3}{4}\)
In how many ways can a team of 3 girls be selected from 7 girls?
A \(\frac{7!}{3!}\)
B \(\frac{7!}{4!}\)
C \(\frac{7!}{3!4!}\)
D \(\frac{7!}{2!5!}\)
Find the standard deviation of 5, 4, 3, 2, 1
A \(\sqrt{2}\)
B \(\sqrt{3}\)
C \(\sqrt{6}\)
D \(\sqrt{10}\)
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