Question : In an examination, a candidate had to sit for three papers, A, B, and C. The candidate secured 75% marks in Paper A, 80% marks in Paper B, and 60% marks in Paper C. If the weightage assigned to Papers A, B, and C were 40%, 50%, and 10%, respectively, find the weighted percentage of marks obtained by the candidate, when all the three papers were taken together.

Option 1: 77%

Option 2: 74%

Option 3: 72%

Option 4: 76%

Question : Three boxes of capacities 24 kg, 36 kg, and 84 kg are filled with three varieties of wheat A, B, and C respectively. All three boxes were emptied, the three types of wheat were thoroughly mixed, and the mixture was put back in the three boxes. How many kilograms

Question : Sonali applied for a job as a Science teacher in a school. In the job test, she scored 8 in Physics, 8 in Chemistry, 6 in Biology, and 6.5 in the interview. For calculating the final score, weightage of 2, 3, 3, and 4 were assigned to Physics, Chemistry, Biology, and

Question : In an examination, the average marks of a student per paper were 71. If he had obtained 35 more marks in sciences; 11 more marks in history and 4 more marks in computer science, his average marks per paper would have been 76. How many papers were there in the examination?

Question : A and B together can do a piece of work in 36 days and B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in:

Question : In an examination, B obtained 20% more marks than those obtained by A, and A obtained 10% fewer marks than those obtained by C. D obtained 20% more marks than those obtained by C. By what percentage are the marks obtained by D more than those obtained by A?