A pair of shoes was sold for N2,250.00 at a loss of 10%. What was the cost price?
See more
2008
If the 3rd and the 5th terms of an A.P are 6 and 10 respectively, find the 1st term and the common difference respectively.
See more
2008
The ages of 10 students in a class are; 15, 16, 15.5, 17, 14.9, 14.5, 14.1, 15.1, 14.8. find the range of their ages.
See more
2008
2 bags of sugar at Nx per bag are mixed with 3 bags of sugar at Ny per bag. What is the cost in N of the mixture per bag?
See more
2008
The ages of Abu, Segun, Kofi and Funmi are 17 years, (2x -13) years, 14 years and 16 years respectively. What is the value of x if their mean ages is 17.5 years?
See more
2008
A man travels at a rate of 25m/sec. If he travels for 10½hrs, how many kilometres has he covered?
See more
2008
The radii of two similar cylindrical jugs are in the ratio 3:7. Calculate the ratio of their volumes
See more
2008
Simplify the expression: log416 + log327 + log84096
See more
2008
Find y if sin y = cos 48°
See more
2008
Given that x2 + y2 + k = 60 and x = \(\sqrt{10}\) when y = , find the value of k.
See more
2008
Increase 135 in the ratio 3:5
See more
2008
The ratio of the base area of a hollow cone to that of its curved surface is 1:4. If its base radius is 7cm, calculate the slant height of the cone
See more
2008
Calculate the area of a parallelogram whose diagonals are of length 8cm and 12cm and intersect at an angle of 135°
See more
2008
Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number
See more
2008
x varies directly as y and inversely as z. when x = 5, y = 2 and z = 1. What is the value of x when y = 5 and z = 2?
See more
2008
The chances of Usman and Dele passing a Mathematics test are 12 and 13 respectively. What is the probability that neither of them passes the test?
See more
2008
Two ladders of length 5m and 7m lean against a pole and make angles 45° and 60° with the ground respectively. What is their distance apart on the pole correct to two decimal places?
See more
2008
A sector of angle 120° is cut out from a circle of radius 13.5cm. what area of the circle is remaining ? (π = \(\frac{22}{7}\))
See more
2008
Twenty girls and y boys sat on an examination. The mean marks obtained by the girls and boys were 52 and 57 respectively. if the total score for both girls and boys was 2950, find y.