GATE Civil Engineering (CE) 2022 Shift 1 Solved Paper

In a water sample, the concentrations of Ca²⁺, Mg²⁺ and HCO₃^- are 100 mg/L, 36 mg/L and 122 mg/L, respectively. The atomic masses of various elements are: Ca = 40, Mg = 24, H = 1, C = 12, O = 16.
The total hardness and the temporary hardness in the water sample (in mg/L as CaCO₃) will be