2022
A weaver bought a bundle of grass for $ 50.00 from which he made 8 mats. If each mat was sold for $ 15.00, find the percentage profit.
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2022 WAEC SSCE Mathematics Past Questions
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2022
If 4\(^{3x}\) = 16\(^{x+1}\), find the valueof x
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2022
Evaluate 23 x 54 (mod 7)
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2022
If √24 + √96 - √600 = y√6, find the value of y
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2022
Given that A and B are sets such that n(A) = 8, n(B)=12 and n(AnB) =3, find n(AuB).
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2022
Change 432\(_{five}\)to a number in base three.
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2022
Evaluate, correct to four significant figures, (573.06 x 184.25).
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2022
(a) The diameter of a cylinder closed at both ends is 7cm. If the total surface area is 209cm\(^2\), calculate the height. [Take pi = 22/7].(b) The points X and Y, 19m apart are on the same side of a tree. The angles of…
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2022
(a) In the diagram, O is the centre of the circle XYZ. angle ZXO=34 ° and angle XOY=146 ° . Find angle OYZ. (b) The exterior angles of a polygon are 42, 38,57, x, (x+ y)°. (2x- 15)° and (3x -y)º? If x is 7 less than y,…
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2022
Age345678910No. of children265x6985The table shows the distribution of ages of a number of children in a school. If the mean of the distribution is 7, find the;(a) value of x, (b) standard deviation of their ages.
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2022
(a) Copy and complete the table of values for y = 3Sinx + 7Cosx for 0°xº020406080100120140160180y7.0 4.2 -0.9 (b) Using a scale of 2cm to 20° on the x-axis and 2cm to 2 units on the y-axis, draw the graph of y = 3Sin…
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2022
Itemfood & drinksfuelrentbuilding projecteducationsavingsPercentage%357.51.01517.5xThe table shows the monthly expenditure (in percentages) of Mr. Okafor's salary.(a) Calculate the percentage of Mr. Okafor's salary t…
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2022
(a) A man purchased 180 copies of a book at N250.00 each. He sold y copies at N300.00 each and the rest at a discount of 5 kobo in the Naira of the cost price.If he made a profit of N7,125.00, find the value of y.(b) A…
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2022
The graph shows the relation of the form y = mx\(^2\) + nx + r, where m, n and r are constants.Using the graph:(a) state the scale used on both axes; (b) find the values of m, n and r; (c) find the gradient of the line…
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2022
Solve \(\frac{√2/3 - 1}{(√3/3)(1)}\)
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2022
In the diagram, BCDE is a circle with centreA. ∠BCD = (2x + 40)°, ∠BAD = (5x - 35)º, ∠BED = (2y+ 10)° and ∠ADC=40". Find:(a) the values of x and y;
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2022
A chord subtends an angle of 72º at the centre of a circle of radius 24.5m. Calculate the perimeter of the minor segment. [Take π = \(\frac{22}{7}\)]
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2022
Given that y =(\(\frac{pr}{m} - p^2r\))\(^{\frac{-3}{2}}\) (a) make r the subject;(b) find the value of r when y = -8, m = 1 and p = 3.
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2022
(a) Given that (7 -2x), 9, (5x + 17) are consecutive terms of a Geometric Progression (G. P) with common ratio, r>0, find the values of x.(b) Two positive numbers are in the ratio 3:4. The sum of thrice the first num…
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