The average of the terms of the given series (152, 150, 148, 146, 144 .......) is 126. Then, the total number of terms in this series will be

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2 .

The area of a square field is 4624 $m^ 2$ and there is a path of 3.5 m width around its periphery, the area of the path is

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3 .

The lengths of two adjacent sides of a parallelogram 5 cm and 6 cm respectively. One of its diagonals is 7cm long, the area of the parallelogram is

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4 .

If the ratio of heights and radii of two cones are respectively 2 : 7 and 3 : 4, the ratio of their volumes is

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5 .

A chord of a circle of radius 8 cm makes an angle of 90° at the centre. Area of the minor segment made by the chord is

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6 .

What will be the volume of a prism whose base area is 72 $cm^ 2$ and height is 6 cm?

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7 .

The average marks of a student in four subjects is 68. If the student obtains 78 marks in the fifth subject, then the new average is

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8 .

A and B can do a work in 12 days, B and C can do the same work in 16 days while C and A can do it in 24 days. How long will they take to finish it together?

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9 .

A is twice as efficient as B. Together they can do a work in 19 days. In how many days will B finish the work?

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10 .Study the pie chart and answer the questions based on it.

Monthly expenditure on education is less than expenditure on rent by

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