TP and TQ are tangents to a circle centre 0 and r is a point on the circumference of the circle as shown in the figure. If angle PTQ = 45\(^{\circ}\), what is the magnitude of the angle PRO?
See more
1982
PQRS is a parallelogram with area 50 square cm and the side PQ is 10cm long. T is a point on RS and TF is the altitude of the triangle TPQ. Find TF
See more
1982
If K is a constant, which of the following equations best describes the parabola?
See more
1982
In the fiqure where PQRTU is a circle, ISTI = IRSI and angle TSR = 52\(^{\circ}\). Find the angle marked m.
See more
1982
The diagram is the distance time graph of a vehicle. Find its average speed in kilometers per hour during the journey
See more
1982
In the diagram, angle QPR = 90\(^{\circ}\), angle PSR = 90\(^{\circ}\) and PR = 5 units. Find the length of QS.
See more
1982
The arithmetic mean of the ages of 30 pupils in a class is 15.3 years. One boy leaves the class and one girl is enrolled, and the new average age of 30 pupils in the class becomes 15.2 years. How much older is the boy th…
See more
1982
Two distinct sectors i the same circle substend 100o and 30o respectively at the centre of the circle. Their corresponding arcs are in ratio
See more
1982
A variable y is inversely proportional to x2, when y = 10, x = 2. What is y when x = 10?
See more
1982
A side of a rhombus is 2cm in length. An angle of the rhombus is 60o. What is the length of the diagonal facing this angle?
See more
1982
If the function y = 5x is graphed, what would be its intercept on the y-axis?
See more
1982
Determine the mean monthly salary of 50 employees of a company from the following frequency distribution.\(\begin{array}{c|c} \text{Monthly salary} & \text{Frequency}\\\hline N200.00 & 10\\ N325.00 & 5\\N100.…
The square base of a pyramid of side 3cm has height 8cm. If the pyramid is cut into two parts by a plane parallel to the base midway between the base and the vertex, the volumes of the two sections are
See more
1982
The area of the curved surface of the cone generated by the sector of a circle radius 6cm and are length 22cm is (\(\pi\) = \(\frac{22}{7}\))
See more
1982
The solution to the simultaneous equations 3x + 5y = 4, 4x + 3y = 5 is
See more
1982
A housewife bought 3 kilograms of garri at ₦13.00 per kg. She deposited ₦160. 00 for half a cow and bought 24 oranges at 10k each. She came back home with ₦20.60. She therefore left home with
See more
1982
The solution to the quadratic equation 5 + 3x - 2x2 = 0 is