Common Entrance 2023 MATHEMATICS

 MATHEMATICS 2011

1) Write 204,007 in words (a) Two hundred and forty thousand and seven (b) Two hundred and four thousand, seven hundred (c) Two hundred and four thousand and seven (d) Two hundred & four thousand, Zero & Seven (e) Two, zero, four, zero zero seven

2) Write in figure: Ninety million, three hundred thousand and eight.

(a) 900,003,008 (b) 93,300,008 (c) 93,080,008 (d) 90,300,008 (e) 9,300,008

3) What is the value of 6 in 378,621?

(a) 60 (b) 600 (c) 6,000 (d) 60,000 (e) 600,000

4)  Find the least number divisible by 3, 5 and 9

(a) 15 (b) 27 (c) 30 (d) 42 (e) 45

5) What number multiplied by 3 is equal to 144?

(a) 48 (b) 46 (c) 37 (d) 27 (e) 17

6)Find the sum of 276, 349, 19 and 6,721

(a) 5,673 (b) 7,365 (c) 7,635 (d) 7,765 (e) 7,777

7) Write 2011 in Roman numeral?

(a) MIX (b) MCMI (C) MMXI (d) MMXXI (e) MMXXII

8) Decrease 20,000.00 by 5%

(c) N20,000.00 (d) N19,500.00 (e) N19,000.00

9) Express 30k as a fraction of N6

(a) 1/20 (b) 1/25 (c) 1/10 (d) 1/5 (e) 1/2

10) Add half of 6,000 to one-quarter of 2,500

(a) 8,500 (b) 6,250 (c) 5,500 (d) 3,625 (e) 2,625

11) What is the square root of 2^2 x 3^2 x 7^2?

(a) 24 (b) 40 (c) 42 (d) 63 (e) 64

12). What is the value of X, if x/5=27/45

(a) 1 (b) 3 (c) 6 (d) 9 (e) 18

13. Reduce 144/180 to its lowest term

(a) 12/17 (b) 4/17 (c) 5/12 (d) 4/7(e) 4/5

14. Simplify x² - p^3 Given x =3 and p=2

(a) 4 (b)2 1/2 (c) 2 (d) 1 (e) 1/2

15. Solve 3/5 - 1/3 + 1 1/5

(a) 1 7/15 (b)1 5/12 (c) 1 3/7(d) 2 7/15(e)3 1/15.

16. Find the simplest fraction among the following:

1/3, 1/8, 1/4, 2/5, 1/2

(a) 1/2(b) 2/5 (c)1/3 (d)1/4 (e) 1/8

17) Express 25k as percentage of N500

(a) 0.005% (b) 0.05% (c) 0.5% (d) 5% (e) 25%

18. The value of 8 in 47.928 is?

(a) unit (b) tenth (c) hundredth (d) thousandth (e) thousand

19) In a mixed school of 930 pupils if 510 pupils are girls. Find the ratio of girls to boys.

(a) 17: 14 (b) 15: 14 (c) 14 : 15 () 13 :14 (e) 12 :15

20) What is the average of: 15, 2, 3, 10, 7, 0, 5

(a) 3 (b) 5 (c)6 (d) 7 (e) 8

21. In a village of 34,700 people. there are 6,975 men and 7,990 women. How many children are there in the village?

(a) 15,900 (b) 16,975 (c) 17,990 (d) 19,735 (e) 19,775

22) Arrange the following fractions in descending order of magnitude.

$\frac{7}{24} ,\frac{1}{4}, \frac{1}{3}, \frac{5}{12}, \frac{3}{8} \left(a\right)\frac{7}{24}, \frac{1}{4}, \frac{1}{3}, \frac{5}{12}, \frac{3}{8} \left(b\right)\frac{3}{8},\frac{5}{12},\frac{1}{3},\frac{7}{24},\frac{1}{4} \left(c\right)\frac{5}{12},\frac{3}{8},\frac{1}{3},\frac{7}{24},\frac{1}{4} \left(d\right) \frac{1}{3},\frac{7}{24},\frac{3}{8},\frac{1}{4},\frac{5}{12}\left(e\right)\frac{5}{12}, \frac{3}{8}, \frac{7}{24}, \frac{1}{4}, \frac{1}{3}.$

7/24 ,1/4, 1/3, 5/12, 3/8 

(a)7/24, 1/4, 1/3, 5/12, 3/8 (b)3/8,5/12,1/3,7/24,1/4 

(c)5/12,3/8,1/3,7/24,1/4 (d) 1/3,7/24,3/8,1/4,5/12(e)5/12, 3/8, 7/24, 1/4, 1/3.

23. Add 10101, and 1101,together

$\left(a\right) {10011}_2 \left(b\right) {100010}_2 \left(c\right) {1001001}_2 \left(d\right) {1001101}_2 \left(e\right) {1111111}_2$

24. How many sides has a regular octagon?

(a) 12 (b) 11 (c) 10 (d) 9 (e) 8