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Waec Mathematics Questions and Answers 2012
Today Waec Paper is General Mathematic.
Thursday 26th april
General maths(obj) 2-3:30
you can see the complete waec 2012/2013 TimeTable here Waec TimeTable 2012
1. What is the area, in square
feet, of the triangle whose sides
have lengths equal to 10, 6 and
8 feet? A) 480
3102 + 9 X 3100 +3103-:-3 = ?
Of the 80 students in class,
25 are studying German,
a.) 3 are studying German and French,
b.) 4 are studying French and Spanish.
are studying German and
d.) and none is studying all
3 languages at the same time.
How many students are not
studying any of the three
2012 Waec Mathematics Theory.
Evaluate without using table,or calculator
(3.69 x 105)/(1.64 x 10-3)
leaving your answer in standard form.
A man investd 20,000 in bank A and 25,000 in bank B at the beggining of a year,bank A pays simple interest at a rate of y% per annum and B pays 15% per annum.
If the total interest at the end of the year from the two banks was 4,600.find d value of y
simplify x2-8x+16 X 2-7x +12.
1/x,1/3 are succe term of an arithemetic progression
A.P shows dat 2-x=2x-33.
A diagram show that a cross section of a railway tunnel if
AB =100M and the radius arc 5.56m.
calculate the correct and nearest perimetre,metre of the cross section.
why is 60km away from x on a bearingof 135degree z is 80km away from x on a distance of z.
bearing of z from y.
five out of 24 apples in a box 6 are bad,if 3 apples are taken from the box at random with replacement find the probability that the
A) 2 are good and the third is bad,
B) the three are bad.
C) all 3 are good.
Section A Answer all questions inthis part.
1a) Simplify 1 3/4-3 1/3 divide 1
2/3 +2 1/2
1b)solve x if
base 10 2
(a)Make Z d sub of formula q=3roots(Z square/v +u)
(b)4ras(n-1)multiply 5ras (2n-2) multiply 10ras (n)=1 4
find the perimeter of a rectangle 24cm and the difference between the length and the width is 2cm.
find the length and width of the rectangle 6.
A motorist travels for 30km at xkm/h and for 90km at y km/h and take places 2.5hrs for the journey.
if the speed are interchanging the journing take two whole no 1 over 6 hrs .
find x and y
Question 1 (a).
Evaluate, without using mathematical
tables or calculator,
(3.69 x 105) / (1.64 x 10-3), leaving your answer in the standard form.
(b).A man invested N20,000 in bank A and N25,000 in bank B atthe beginning of a year.
Bank A pays simple interest at arate of y% per annum and B pays 1.5% per annum.
If his total interest at the end of the year from the two banks was N4,600 find the value of y.
(a) Simplify: x 2 – 8x + 16 . x
2 -7x + 12 (b) If ½, 1/x, 1/3 are successive terms of an arithmetic progression (A.P.), show that 2 – x = 2 x – 3 3.
The diagram shows the cross-section of a railway tunnel.
If |AB| = 100m and the radius of the arc is 56m, calculate, correctto the nearest metre, theperimeter of the cross-section.
Y is 60 km away from X on a bearing of 135°. Z is 80 km awayfrom X on a bearing of 225°.
a.) distance of Z from Y.
b.) bearing of Z from Y
Out of the 24 apples in a box, 6 are bad. If three apples are taken From the box at random, with replacement, find the probability that:
a.) the first two are good and the third is bad.
b.) all the three are bad:
c.) all the three are good.
1a.) Find Log10’2+Log10’4-Log10’4.
1b.) Simplify 7’2/4+7’3/4+(5+1/3)
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Waec: Maths questions and answers for Waec 2012
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