Search SchoolNGR

Mathematics Past Questions and Answers

Classroom

Mathematics Questions

Question 696:

The diameter of a metal rod is measured as 23.40 cm to four significant figures. What is the maximum error in the measurement?

SchoolNGR Classroom

A 0.05cm
B 0.5cm
C 0.045cm
D 0.005cm
E 0.004cm

View Answer & Explanation

Question 697:

In a regular polygon of n sides, each interior angle is 144o. Find n

SchoolNGR Classroom

A 12
B 11
C 10
D 8
E 6F

View Answer & Explanation

Question 698:

Simplify \(\frac{3}{2x - 1}\) + \(\frac{2 - x}{x - 2}\)

SchoolNGR Classroom

A \(\frac{2 - x}{(2x - 1)(x - 2)}\)
B \(\frac{5 - x}{(2x - 1)(x - 2)}\)
C \(\frac{4 - 2x}{2x - 1}\)
D \(\frac{6 - 3x}{(2x - 1)(x - 2)}\)

View Answer & Explanation

Question 699:

The solution to the quadratic equation 5 + 3x - 2x² = 0 is

SchoolNGR Classroom

A (\(\frac{5}{2}\), 1)
B (5, 3)
C -(\(\frac{5}{2}\), -1)
D (\(\frac{5}{2}\), -1)

View Answer & Explanation

Question 700:

A housewife bought 3 kilograms of garri at N13.00 per kg. She deposited N160. 00 for half a cow and bought 24 oranges at 10k each. She came back home with N20.60. She therefore left home with

SchoolNGR Classroom

A N220.00
B N222.00
C N201.40
D N202.00
E N180.80

View Answer & Explanation

Stay Updated

Follow us on:

Subjects