exam Maths Puzzle Numerical Ability

how many permutations of the five computers are possible?

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exam Other Question

Given the following values 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, x, and y, form:




A linear equation in one variable

A linear equation in two variables

A quadratic equatio
Bob paid 3 less than Tim for his lunch at a local pizza parlor. Together they spent $7.80. How much did Bob spend for his lunch?

a. $2.40
b. $4.50
c. $4.80
d. $5.40
e. $8.40