1990 JAMB UTME Mathematics Past Questions

1990

Simplify \(\frac{x}{x + y}\) + \(\frac{y}{x - y}\) - \(\frac{x^2}{x^2 - y^2}\)

1990

A car painter charges ₦40.00 per day for himself and ₦10.00 per day for his assistant. if a fleet of cars were painted for ₦2000.00 and the painter worked 10days more than his assistant, how much did the assistant receiv…

1990

The perimeter of a rectangular lawn is 24m. If the area of the lawn is 35m2; how wide is the lawn?

1990

Find the solution of the equation x - 8\(\sqrt{x}\) + 15 = 0

1990

Divide x3 - 2x2 - 5x + 6 by (x - 1)

1990

If a2 + b2 = 16 and 2ab = 7.Find all the possible values of (a - b)

1990

Factorize 9(x + y)2 - 4(x - y)2

1990

If f(x - 4) = x2 + 2x + 3, Find, f(2)

1990

If a = 2, b = -2 and c = -\(\frac{1}{2}\), evaluate (ab2 - bc2)(a2c - abc)

1990

Simplify (\(\frac{1}{x^{-1}} + \frac{1}{y^{-1}}\))-1

1990

Simplify 3 log69 + log612 + log664 - log672

1990

Simplify \(\sqrt{27}\) + \(\frac{3}{\sqrt{3}}\)

1990

Simplify \(\sqrt{160r^2}\) + \(\sqrt{71r^4}\) + \(\sqrt{100r^2}\)

1990

Three brothers in a business deal share the profit at the end of a contact. The first received \(\frac{1}{3}\) of the profit and the second \(\frac{2}{3}\) of the remainder. If the third received the remaining ₦12000.00…

1990

Simplify and express in standard form \(\frac{0.00275 \times 0.0064}{0.025 \times 0.08}\)

1990

Three children shared a basket of mangoes in such a way that the first child took \(\frac{1}{4}\) of the mangoes and the second \(\frac{3}{4}\) of the remainder. What fraction of the mangoes did the third child take?

1990

At what rate would a sum of ₦100.00 deposited for 5 years raise an interest of ₦7.50?

1990

Correct 241.34(3 x 10-3)2 to 4 significant figures

1990

The H.C.F. of a2bx + ab2x and a2b - b2 is

1990

Simplify 4\(\frac{3}{4}\) - 6\(\frac{1}{4}\)

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