Q 1: Make 'h' subject of the formula S = 2*Pie*r(r+h). Find 'h', when S = 220Sq.units and r = 3 units. None of these 26/3 28/3 23/3

Q 2: Make 'l' subject of the formula S = [(100l)/100]*c. Find 'l', when S = $200 and c = $225. 20% None of these 11% 15%

Q 3: Make 'g' subject of the formula S = [(100+g)/100]*c. Find 'g', when S = $220 and c = $200. None of these 10% 15% 12.5%

Q 4: Make 'b' subject of the formula A = (1/2) * bh. Find 'b', when A = 40 and h = 10. 4 8 None of these 6

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