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A string is 4.8m. A boy measured it to be 4.95m. Find the percentage error.
A house bought for N100,000 was later auctioned for N80,000. Find the loss percent.
What is the number whose logarithm to base 10 is \(\bar{3}.4771\)?
simplify; 2log\(_{3}\) 6 + log\(_{3}\) 12 - log\(_{3}\) 16
Simplify: 16\(^{\frac{5}{4}}\) x 2\(^{-3}\) x 3\(^0\)
Evaluate \( \frac{27^{\frac{1}{3}}}{16^{-\frac{1}{4}}} \)
Express in \( \frac{8.75}{0.025} \)standard form
Which of the following is equal to \(\frac{72}{125}\)
Simplify: \(2\frac{1}{3} \div 2\frac{2}{3} \times 1\frac{1}{7}\)
If sin\( \theta \) = K find tan\(\theta\), 0° \(\leq\) \(\theta\) \(\leq\) 90°.
If the 2nd and 5th terms of a G.P are 6 and 48 respectively, find the sum of the first four for term
| Number | 1 | 2 | 3 | 4 | 5 | 6 |
| No of times | 25 | 30 | 45 | 28 | 40 | 32 |
A die rolled 200 times. The outcome obtained are shown in the table above.
What is the probability of obtaining a number less than 3 ?
A die is rolled 200 times the outcomes obtained are shown in the table below.
Find the probability of obtaining 2.
What is the probability that a total sum of seven would appear in two tosses of a fair die?
What is the probability of having an even number in a single toss of a fair die?
A fair die is rolled once. What is the probability of obtaining a number less than 3?
What is the probability that an integer selected from the set of integers (20, 21, ...., 30) is a prime number?
How many students scored less than 7 marks?
How many student took the examination
The distribution by state of 840 students in the Faculty of Science of a Nigerian University in a certain session is as follows:
| Bendel | 45 |
| kwara | 410 |
| Ogun | 105 |
| Ondo | 126 |
| Oyo | 154 |
In a pie chart drawn to represent this distribution, the angle subtended by Ondo is