Evaluate: (2.39)² – (1.61)²/ 2.39 – 1.61
- (a) 2
- (b) 4
- (c) 6
- (d) 8
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What decimal of an hour is a second?
- (a) 0.0025
- (b) 0.0256
- (c) 0.00027
- (d) 0.000126
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The value of (0.96)³ – (0.1)³ / 0.96^2 + 0.096 (0.1)^2 is:
- (a) 0.86
- (b) 0.95
- (c) 0.97
- (d) 1.06
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The value of 0.1* 0.1* 0.1* 0.02* 0.02* 0.02*/0.2 * 0.2 * 0.2 + 0.04 * 0.04 * 0.04 is:
- (a) 0.0125
- (b) 0.125
- (c) 0.25
- (d) 0.5
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If 2994 + 14.5 = 172, then 29.94 / 1.45 = ?
- (a) 0.172
- (b) 1.72
- (c) 17.2
- (d) 172
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When 0.232323….. is converted into a fraction, then the result is:
- (a) 1/5
- (b) 2/9
- (c) 23/99
- (d) 23/100
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.009/?=0.1
- (a) 0.0009
- (b) 0.09
- (c) 0.9
- (d) 9
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The expression (11.98 x 11.98 + 11.98 x x + 0.02 x 0.02) will be a perfect square for x equal to:
- (a) 0.02
- (b) 0.2
- (c) 0.04
- (d) 0.4
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(0.1667 x 0.8333 x 0.3333) is approximately equal to: (0.2222)(0.6667)(0.3333)
- (a) 2
- (b) 2.40
- (c) 2.43
- (d) 2.50
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3889 + 12.952 – ? = 3854.002
- (a) 47.095
- (b) 47.752
- (c) 47.932
- (d) 47.95
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