JAMB and WAEC Mathematics questions

861 questions with answers and explanations. Tap an option to check yourself.

1. Question 181· Fractions, decimals, approximations and percentages· WAEC

   A woman buys a bag for ₦6,000 and sells it for ₦7,500. Find her percentage profit.

   • A20%
   • B25%
   • C15%
   • D30%

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2. Question 182· Fractions, decimals, approximations and percentages· WAEC

   Round 3.14159 to three decimal places.

   • A3.141
   • B3.142
   • C3.14
   • D3.1416

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3. Question 183· Fractions, decimals, approximations and percentages· JAMB

   Express the recurring decimal 0.666… as a fraction.

   • A3/5
   • B2/3
   • C6/10
   • D5/6

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4. Question 184· Fractions, decimals, approximations and percentages· JAMB

   Find the simple interest on ₦20,000 at 5% per annum for 3 years.

   • A₦1,000
   • B₦3,000
   • C₦300
   • D₦6,000

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5. Question 185· Fractions, decimals, approximations and percentages· WAEC

   Express 0.000 307 in standard form.

   • A30.7 × 10⁻⁵
   • B3.07 × 10⁻³
   • C3.07 × 10⁻⁴
   • D3.07 × 10⁴

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6. Question 186· Fractions, decimals, approximations and percentages· JAMB

   Share ₦4,500 between Ade and Bisi in the ratio 4 : 5. How much does Ade get?

   • A₦900
   • B₦2,500
   • C₦1,800
   • D₦2,000

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7. Question 187· Fractions, decimals, approximations and percentages· WAEC

   Find the simple interest on ₦25,000 for 3 years at 8% per annum.

   • A₦2,000
   • B₦6,000
   • C₦31,000
   • D₦8,000

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8. Question 188· Fractions, decimals, approximations and percentages· WAEC

   Calculate the simple interest on ₦18,000 for 4 years at 5% per annum.

   • A₦900
   • B₦3,600
   • C₦21,600
   • D₦4,500

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9. Question 189· Fractions, decimals, approximations and percentages· WAEC

   Simplify 4⅜ − 2⅚.

   • A1 13/24
   • B2 13/24
   • C1 11/24
   • D1 1/2

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10. Question 190· Fractions, decimals, approximations and percentages· JAMB

    A man spends 1/4 of his salary on rent and 2/5 of the remainder on food. What fraction of his salary is left?

    • A7/20
    • B9/20
    • C11/20
    • D3/10

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11. Question 191· Fractions, decimals, approximations and percentages· WAEC

    Express 5/8 as a percentage.

    • A62.5%
    • B58%
    • C40%
    • D85%

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12. Question 192· Fractions, decimals, approximations and percentages· WAEC

    ₦12,000 is shared between Ade and Bisi in the ratio 3 : 5. Find Bisi's share.

    • A₦7,500
    • B₦4,500
    • C₦7,200
    • D₦2,400

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13. Question 193· Fractions, decimals, approximations and percentages· JAMB

    Express 0.00467 correct to one significant figure.

    • A0.004
    • B0.005
    • C0.0047
    • D0.01

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14. Question 194· Fractions, decimals, approximations and percentages· JAMB

    A man sold a radio for ₦13,800 at a loss of 8%. Find the cost price.

    • A₦12,696
    • B₦14,904
    • C₦15,000
    • D₦12,000

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15. Question 195· Fractions, decimals, approximations and percentages· WAEC

    A trader bought a radio for ₦8,000 and sold it for ₦9,200. Find his percentage profit.

    • A12%
    • B13%
    • C20%
    • D15%

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16. Question 196· Fractions, decimals, approximations and percentages· JAMB

    Find 2.5% of ₦8,000.

    • A₦320
    • B₦20
    • C₦2,000
    • D₦200

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17. Question 197· Fractions, decimals, approximations and percentages· WAEC

    Share ₦4,500 between Ada and Bola in the ratio 2 : 3. Find Bola's share.

    • A₦1,800
    • B₦3,000
    • C₦2,250
    • D₦2,700

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18. Question 198· Fractions, decimals, approximations and percentages· WAEC

    Evaluate 0.25 × 0.4 ÷ 0.02.

    • A5
    • B0.5
    • C50
    • D0.05

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19. Question 199· Fractions, decimals, approximations and percentages· WAEC

    Find the amount after 2 years when ₦10,000 is invested at 10% per annum compound interest.

    • A₦11,000
    • B₦12,000
    • C₦12,100
    • D₦12,210

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20. Question 200· Fractions, decimals, approximations and percentages· WAEC

    Express 3/8 as a percentage.

    • A38%
    • B37.5%
    • C30.8%
    • D3.75%

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    Explanation and discussion