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Aadil catches the 0932 from Aytown to Deetown. How long does his journey take? [Table for bus times in Q10(b)]
Find an integer r such that r > 5 and 5r – 1 is a square number.
Find the value of s which makes 8s + 2 a prime number.
Write down all the integers that satisfy the inequality -4 ≤ 2x < 4.
Make a the subject of the formula y = (a-4)/(3-a).
Here are the first four terms of a sequence: 7, 11, 15, 19. Write down an expression, in terms of n, for the nth term…