Read the data given below and answer the questions based on it.
There were 3 sections namely A, B, and C in a test. Out of three sections, 33 students passed in Section A. 34 students passed in Section B and 32 passed in Section C. 10 students passed in Section A and Section B. 9 passed in Section B and Section C, 8 passed in Section A and Section C. The number of students who passed each section alone was equal and was 21 for each section.
The ratio of the number of students passed in one or more of the sections to the number of students who passed in Section 7 A alone is:
How many passed all the three sections?
How many passed only one of the three sections?
For the following questions answer them individually
The cost price of 5 kg of wheat and 10 kg of sugar was at Rs. 70 and Rs. 80 per kg respectively. On selling, he gained 10% on wheat and 20% on sugar. What was the total sale price?
Find the range of the data 9, 5, 9, 3, 4, 7, 8, 4, 8, 9, 5, 9.
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