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In 2007 – 08, the number of students appeared for Class X examination was 1,05,332 and in 2008–09, the number was 1,16,054. If 88,151 students pass the examination in 2007–08 and 103804 students in 2008–09. What is the increase or decrease in pass % in Class X

asked Jan 17, 2022 in 8th-maths

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An average urban Indian uses about 150 litres of water every day. Activity Litres per person per day. Drinking 3 Cooking 4 Bathing 20 Sanitation 40 Washing clothes 40 Washing utensils 20 Gardening 23 _______________ Total 150 ________________ (a) What per cent of water is used for bathing and sanitation together per day? (b) How much less per cent of water is used for cooking in comparison to that used for bathing? (c) What per cent of water is used for drinking, cooking and gardening

asked Jan 17, 2022 in 8th-maths

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In Delhi University, in the year 2009 – 10, 49,000 seats were available for admission to various courses at graduation level. Out of these 28,200 seats were for the students of General Category while 7,400 seats were reserved for SC and 3,700 seats for ST. Find the per centage of seats available for

asked Jan 17, 2022 in 8th-maths

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During school hours, Neha finished 73% of her homework and Minakshi completed 5/8 of her homework. Who must finish a greater per cent of

asked Jan 17, 2022 in 8th-maths

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Which of the following is in direct

asked Jan 17, 2022 in 8th-maths

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A car is travelling 48 km in one hour. The distance travelled by the car in 12 minutes is

asked Jan 17, 2022 in 8th-maths

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If x varies inversely as y and x = 4 when y = 6, then when x = 3 the value of y is

asked Jan 17, 2022 in 8th-maths

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The number of workers and the time to complete a job is a case of direct

asked Jan 17, 2022 in 8th-maths

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The variable x varies directly as y and x = 80 when y is 160. What is y when x is

asked Jan 17, 2022 in 8th-maths

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If x varies inversely as y and y = 60 when x = 1.5. Find x. when y =

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Area of a rhombus is equal to __________ of its

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160 `m^3` of water is to be used to irrigate a rectangular field whose area is 800 `m^2`. What will be the height of the water level in the

asked Jan 17, 2022 in 8th-maths

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A regular hexagon is inscribed in a circle of radius r. The perimeter of the regular hexagon

asked Jan 17, 2022 in 8th-maths

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In the above question, curved surface area of A is ________ curved surface area of

asked Jan 17, 2022 in 8th-maths

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There is a circular pond and a footpath runs along its boundary. A person walks around it, exactly once keeping close to the edge. If his step is 66 cm long and he takes exactly 400 steps to go around the pond, find the diameter of the

asked Jan 17, 2022 in 8th-maths

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A cuboidal tin box opened at the top has dimensions `20 cm xx 16 cm xx 14 cm`. What is the total area of metal sheet required to make 10 such

asked Jan 17, 2022 in 8th-maths

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Metallic discs of radius 0.75 cm and thickness 0.2 cm are melted to obtain 508.68 `cm^3` of metal. Find the number of discs melted (use π =

asked Jan 17, 2022 in 8th-maths

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `x^2 + 19x –

asked Jan 17, 2022 in 8th-maths

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The following expressions are the areas of rectangles. Find the possible lengths and breadths of these rectangles. `–121p^3q^3r^3 -:

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Factorise the expressions and divide them as directed: `(x^2 – 22x + 117) -: (x –

asked Jan 17, 2022 in 8th-maths

Questions by sumit

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