Jamb 1978 Mathematics Questions
Question 1:
A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?
View Answer & ExplanationQuestion 2:
In the diagram above MN is a chord of a circle KMN centre O and radius 10cm. If < MON = 140°, find, to the nearest cm, the length of the chord MN.
View Answer & ExplanationQuestion 3:
A rectangular picture 6cm by 8cm is enclosed by a frame \(\frac{1}{2}\)cm wide. Calculate the area of the frame
- A 15sq.cm
- B 20sq.cm
- C 13sq.cm
- D 16sq.cm
- E 17sq.cm
Question 4:
The sum of \(3\frac{7}{8}\) and \(1\frac{1}{3}\) is less than the difference between \(\frac{1}{8}\) and \(1\frac{2}{3}\) by:
- A 3\(\frac{2}{3}\)
- B 5\(\frac{1}{4}\)
- C 6\(\frac{1}{2}\)
- D 8
- E 8\(\frac{1}{8}\)
Question 5:
Multiply (x + 3y + 5) by (2x2 + 5y + 2)
- A 2x<sup style='font-size: smaller;'>2</sup> + 3yx<sup style='font-size: smaller;'>2</sup> + 10xy + 15y<sup style='font-size: smaller;'>2</sup> + 13y + 10x<sup style='font-size: smaller;'>2</sup> + 2x + 10
- B 2x<sup style='font-size: smaller;'>3</sup> + 6yx<sup style='font-size: smaller;'>2</sup> + 5xy + 15y<sup style='font-size: smaller;'>2</sup> + 31y + 5x<sup style='font-size: smaller;'>2</sup> + 2x + 10
- C 2x<sup style='font-size: smaller;'>3</sup> + 6xy<sup style='font-size: smaller;'>2</sup> + 5xy + 15y<sup style='font-size: smaller;'>2</sup> + 12y + 10x<sup style='font-size: smaller;'>2</sup> + 2x = 10
- D 2x<sup style='font-size: smaller;'>2</sup> + 6xy<sup style='font-size: smaller;'>2</sup> + 5xy + 15y<sup style='font-size: smaller;'>2</sup> + 13y + 10x<sup style='font-size: smaller;'>2</sup> + 2x + 10
- E 2x<sup style='font-size: smaller;'>3</sup> + 2yx<sup style='font-size: smaller;'>2</sup> + 10xy + 10y<sup style='font-size: smaller;'>2</sup> + 31y + 5x<sup style='font-size: smaller;'>2</sup> + 10