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Cost price of mixture = (180 / 1.5) = Rs. 120 Let 'm' kg and 'n' kg of sugar of grade 'P' and 'Q' respectively be mixed. So, (90m + 150n) ÷ (m + n) = 120 Or, 90m + 150n = 120m + 120n Or, 30m = 30n Or, n:m = 30:30 = 1:1
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The circumference of a circle is equal to the perimeter of a rectangle whose length and breadth are in ratio 5:3, respectively. If the area of the recta...
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After increase in sugar prices by 20%, a person is able to buy 2 kg less sugar for Rs. 540. Find the original and increased price of sugar per kg.
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A rectangular ground is 90 metre long and 70 metre broad. If two 10 metre wide paths one parallel to the breadth and one parallel to the length, of the�...
A solid cylinder has total surface area of 1848 sq.cm. Curved surface area is 1/3rd of its total surface area. The volume of the cylinder is:
Calculate the total number of tiles needed to completely cover a rectangular floor that measures 132 meters by 125 meters. Each tile has dimensions of 2...
Calculate the volume of a sphere whose diameter measures 21 cm. (Take π = 22/7)