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Mathematics Past Questions

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4,407 questions JAMB 2359 WAEC 1853 NECO 179 POST_UTME 6 CUSTOM 10

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4,407 questions

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Question 261

jamb 2021

Musa borrows N10.00 at 2% per month simple interest and repays N8.00 after 4 months. How much does he still owe?

AN10.80

BN10.67

CN2.80

DN2.67

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Question 262

jamb 2021

Find the probability that a number selected at random from 41 to 56 is a multiple of 9

A\(\frac{1}{8}\)

B\(\frac{2}{15}\)

C\(\frac{3}{16}\)

D\(\frac{7}{8}\)

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Question 263

jamb 2021

Two numbers are removed at random from the numbers 1, 2, 3 and 4. What is the probability that the sum of the numbers removed is even?

A\(\frac{2}{3}\)

B\(\frac{1}{2}\)

C\(\frac{1}{3}\)

D\(\frac{1}{4}\)

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Question 264

jamb 2021

The mean of ten positive numbers is 16. When another number is added, the mean becomes 18. Find the eleventh number

B16

C38

D30

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Question 265

jamb 2021

4, 16, 30, 20, 10, 14 and 26 are represented on a pie chart. Find the sum of the angles of the bisectors representing all numbers equals to or greater than 16

A48^o

B84^o

C92^o

D276^o

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Question 266

jamb 2021

The locus of a point which moves so that it is equidistant from two intersecting straight lines is the?

Aperpendicular bisector of the two lines

Bangle bisector of the two lines

Cbisector of the two lines

Dline parallel to the two lines

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Question 267

jamb 2021

A cylinder pipe, made of metal is 3cm thick.If the internal radius of the pipe is 10cm.Find the volume of metal used in making 3m of the pipe.

A153\(\pi\)cm³

B207\(\pi\)cm³

C15 300\(\pi\)cm³

D20 700\(\pi\)cm³

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Question 268

jamb 2021

Each of the interior angles of a regular polygon is 140°. How many sides has the polygon?

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Question 269

jamb 2021

Find the length of a side of a rhombus whose diagonals are 6cm and 8cm

A8cm

B5cm

C4cm

D3cm

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Question 270

jamb 2021

The angle of a sector of a circle, radius 10.5cm, is 48°, Calculate the perimeter of the sector

A8.8cm

B25.4cm

C25.6cm

D29.8cm

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Question 271

jamb 2021

P(-6, 1) and Q(6, 6) are the two ends of the diameter of a given circle. Calculate the radius.

A6.5 units

B13.0 units

C3.5 units

D7.0 units

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Question 272

jamb 2021

Three brothers in a business deal share the profit at the end of a contract. The first received \(\frac{1}{3}\) of the profit and the second \(\frac{2}{3}\) of the remainder. If the third received the remaining N12000.00 how much profit did they share?

AN60 000.00

BN54 000.00

CN48 000.00

DN42 000.00

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Question 273

jamb 2021

Simplify \(\sqrt{27}\) + \(\frac{3}{\sqrt{3}}\)

A4\(\sqrt{3}\)

B\(\frac{4}{\sqrt{3}}\)

C3\(\sqrt{3}\)

D\(\frac{\sqrt{3}}{4}\)

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Question 274

jamb 2021

Simplify and express in standard form \(\frac{0.00275 \times 0.00640}{0.025 \times 0.08}\)

A8.8 x 10^-1

B8.8 x 10^-2

C8.8 x 10^-3

D8.8 x 10³

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Question 275

jamb 2021

Three children shared a basket of mangoes in such a way that the first child took \(\frac{1}{4}\) of the mangoes and the second \(\frac{3}{4}\) of the remainder. What fraction of the mangoes did the third child take?

A\(\frac{3}{16}\)

B\(\frac{7}{16}\)

C\(\frac{9}{16}\)

D\(\frac{13}{16}\)

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Question 276

jamb 2021

At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50?

A\(\frac{1}{2}\)%

B2\(\frac{1}{2}\)%

C1.5%

D25%

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Question 277

jamb 2021

Find the mean deviation of 1, 2, 3 and 4

A1.0

B1.5

C2.0

D2.5

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Question 278

jamb 2021

Correct 241.34(3 x 10\(^{-3}\))\(^2\) to 4 significant figures

A0.0014

B0.001448

C0.0022

D0.002172

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Question 279

jamb 2021

Find the derivative of the function y = 2x\(^2\)(2x - 1) at the point x = -1?

A18

B16

C-4

D-6

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Question 280

jamb 2021

The ratio of the length of two similar rectangular blocks is 2 : 3. If the volume of the larger block is 351cm\(^3\), then the volume of the other block is?

A234.00 cm³

B526.50 cm³

C166.00 cm³

D687cm³

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