Anjali scores 100 marks in Mathematics and `x` marks in Science. what is her total score in Science and Mathematics?

Ranjit scores 80 marks in English and x marks in Hindi. What is his total score in the two subjects?

Nidhi scores 62 marks in Mathematics, 70 in English, 74 in Science. What should be her score in Social Sciences so that she gets an overall 68%?

Rahul scores 80 marks in English and x marks in Hindi.What is his total score in the two subjects?

Shweta scored x marks in Maths,y marks in science and 40 marks in English.What is her total score in these three subjects?

Sunny Gupta scored x marks in Maths, y marks in Hindi and 40 marks in English. What is his total score is these three subjects ?

Mathematics : Logic : : Science : ?

The adjoining pie chart gives the marks scored in an examination by a student in Hindi, English, Mathematics, Social Science and Science. If the total marks obtained by the students were 540, answer the following questions. (i) In which subject did the student score 105 marks? (Hint: for 540 marks, the central angle = 360°. So, for 105 marks, what is the central angle?) (ii) How many more marks were obtained by the student in Mathematics than in Hindi? (iii) Examine whether the sum of the marks obtained in Social Science and Mathematics is more than that in Science and Hindi (Hint: Just study the central angles).