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