A sum of N18, 100.00 was shared among 5 boys and 4 girls, with each boy taking N20.00 more than each girl. Find a boy’s share

Solve the equation $\frac{1}{5x}+\frac{1}{x}=3$

If $x=\frac{2}{3}$ and y = – 6, evaluate $xy-\frac{y}{x}$

Given that $a=\log 7$ and $b=\log 2$ express $\log 35$ in terms of a and b

If $M=\{x:3\le x<8\}$ and $N=\{x:8<x<12\}$ , which of the following is true

I. $8\in M\cap N$

II. $8\in M\cup N$

III. $M\cap N=\varnothing $

The ages of Tunde and Ola are in the ratio 1:2. If the ratio of Ola’s age to Musa is 4:5, what is the ratio of Tunde’s ag to Musa’s age?

Fig1 and Fig 2are the addition and multiplication tables respectively in modulo 5. Use the these tables to solve the equation $(n\otimes 4)\oplus 3=0(\bmod 5)$

Evaluate $\frac{3\tfrac{1}{4}\times 1\tfrac{3}{5}}{11\tfrac{1}{3}-5\tfrac{1}{3}}$

If x varies inversely as y and y varies directly as z, what is the relationship between x and z

Express 0.0000407 correct to 2 significant figures