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Jamb Mathematics Past QuestionsJamb Past Questions and Answers on NUMBER AND NUMERATIONQuestion 86:Given U = {x: x is a positive integer less than 15} and P = {x: x is even number from 1 to 14}. Find the compliment of P. A. {1, 3, 5, 7, 9, 11, 13, 15} B. {2, 3, 5, 7, 9, 11, 13} C. {1, 3, 5, 7, 9, 11, 13} D. {2, 3, 5, 7, 11, 15} Question 87:Simplify \(\frac{0.026 \times 0.36}{0.69}\). Leave your answer in standard form A. 1.36 x 10-4 B. 1.36 x 10-3 C. 1.36 x 10-1 D. 1.36 x 10-2 Question 88:A number of pencils were shared out among Bisi, Sola and Tunde in the ratio of 2:3:5 respectively. If Bisi got 5, how many were shared out? A. 15 B. 25 C. 30 D. 50 Question 89:Evaluate \(\frac{27^\frac{1}{3} - 8^\frac{2}{3}}{16^\frac{2}{4} \times 2}\) A. \(\frac{23}{5}\) B. -\(\frac{23}{5}\) C. \(\frac{1}{8}\) D. \(\frac{21}{7}\) Question 90:Evaluate \(\frac{0.8 \times 0.43 \times 0.031}{0.05 \times 0.72 \times 0.021}\). Correct to four significant figures. A. 14.09 B. 14.1 C. 14.12 D. 14.11 |
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