Find the correct answer from the alternatives given.

(1) The persons of O- blood group are 40%. The classification of persons based on blood groups is to be shown by a pie diagram. What should be the measures of angle for the persons of O- blood group?A. 114°B. 140°C. 104°D. 144° Solution:D. 144°Explanation: (2) Different expenditures incurred on the construction of a building […]