- 1. Express 5 ×104 in ordinary number
A) 50000 B) 0.004 C) 0.0005 D) 05
- 3. convert 1111 to base 10
A) 15ten B) 21ten C) 16ten D) 7ten
- 4. simplify 2√100-5√(25 )
A) 5 B) 4 C) 3√5 D) 6
- 5. Evaluate 3.4 – 6.6+7.3
A) 5.1 B) 4.5 C) 4.1 D) 5.5
- 6. Express 9×10-7 in ordinary number
A) 9000000 B) 90000 C) 0.0000009 D) 009
- 7. Evaluate (-9.1- 6.05) – (-51)
A) 19.15 B) 34.84 C) 15.15 D) 35.85
- 8. Express 0.00006 to standard form.
A) 6×10-6 B) 6×105 C) 6×105 D) 6×106
- 9. Use the table of logarithms to calculate (13.95×364)/4.32
A) 1176 B) 1186 C) 2116 D) 1275
- 10. Express 360000 in standard form
A) 36×104 B) 36×10-5 C) 36×10-4 D) 36×105
- 11. Find the values for which 4x-5<11
A) x<6 B) x<4 C) x<5 D) x<16/4
- 12. Find the solution set for which 3 (x+4) ≤5x.
A) x≤4 B) x≥6 C) x≥5 D) x≤6
- 13. A compound makes use of logical symbols called ________
A) evidence B) statement C) connectives D) logical
- 14. A ________ statement is a statement which has only one main verb.
A) truth B) logic C) simple D) compound
- 15. The ______ of any statement is the reverse of such a statement.
A) position B) disjunction C) connective D) negation
 - 16. Find the marked angle in the diagram below:
A) 50.8o B) 60.3o C) 40.7o D) 53.7o
- 17. The longest side of the triangle is called ________
A) adjacent B) angle C) opposite D) hypotenuse
- 18. A triangle has two sides as 16cm and 4cm, respectively, if the included angle is 120o, calculate the third side.
A) 18.33cm B) 19.33cm C) 58cm D) 9.8cm
 - 19. 19.
Find 𝑥 𝑖𝑛 𝑡ℎ𝑒 𝑑𝑖𝑎𝑔𝑟𝑎𝑚 𝑏𝑒𝑙𝑜𝑤 ,𝑙𝑒𝑎𝑣𝑒 𝑦𝑜𝑢𝑟 answer in 1 d.p.
A) 3.0 to 1 d.p B) 3.1 to 1d.p C) 5.1 to 1 d.p D) 4.0 to 1 d.p
- 20. Convert 15 to binary number.
A) 1001two B) 1011two C) 1111two D) 1101two
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