## MATHEMATICS Study Mode

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1.

Convert 726 to a number in base three.

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A.

2211

B.

2121

C.

1212

D.

1122

2.

Convert 2710 to another number in base three.

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A.

10103

B.

11003

C.

10003

D.

10013

3.
3 girls share a number of apples in the ratio 5:3:2. If the highest share is 40 apples, find the smallest share.
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A.
24
B.
16
C.
38
D.
36

4.

Evaluate , correct to 1 decimal place.

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A.

6.2

B.

6.3

C.

0.5

D.

0.6

5.

Calculate the time taken for N3,000 to earn N600 if invested at 8% simple interest.

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A.

3 years

B.

$3\frac{1}{2}$ years

C.

$1\frac{1}{2}$ years

D.

$2\frac{1}{2}$ years.

A.

33

B.

35

C.

3

D.

32

7.

If log 104 = 0.6021, evaluate log10 $4\frac{1}{2}$

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A.

0.9021

B.

1.8063

C.

0.2007

D.

0.3011

8.

Simplify $\frac{\sqrt{5}\left(\sqrt{147}-\sqrt{12}\right)}{\sqrt{15}}$

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A.

1/5

B.

1/9

C.

9

D.

5

9.

P, Q and R are subsets of the universal set U. The venn diagram showing the relationship (P $\cap$ Q) $\cup$ R is

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A. .

B. .

C. .

D. .

10.

If P = { x : x is odd, -1 < x ≤ 20 } and Q = { y : y is prime, -2 < y ≤ 25 }, find P $\cap$ Q

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A.

{3,5,11,13,17,19}

B.

{3,5,7,11,13,17,19}

C.

{2,3,5,7,11,13,17,19}

D.

{3,5,7,11,17,19}