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The Intersecting Chord Theorem states that when two chords intersect each other inside a circle, the products of their segments are equal. ⇒ AE * BE = CE * DE ⇒ 3.4 * 4.2 = 2.6 * DE ⇒ DE = 5.49 ≈ 5.5
The price of a sweater is increased by 30% and then decreased by 20%. What is the net change in the price(in%)?
The monthly earnings and expenses of a person are in the ratio of 8:3. The earnings increase by 40%, and the expenses decrease by...
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In an examination, the passing percentage is 35%. 'P' scores 8% less than the passing marks, and 'Q' scores 25% less than 'P'. What percentage less (up ...
When A's income is doubled and his expenditure remains unchanged, his savings increase by Rs. 40,000. If B's income is 15% higher than A's initial incom...
Out of total number of students in a class, 45% are boys and remaining are girls. If 50% of girls which is 176, participated in the drawing competition,...
A retailer buys three types of Rice bags at ₹60, ₹40 and ₹20 per kg respectively. He mixes them in the ratio of 1:2:3 by weight and sold them at a...
Rohan allocates his income in the following manner: he spends 25% on rent, then 20% of the remaining amount on food. From what is left, he deposits 30% ...
What is 15% of 34?
Income of Anjali is Rs. 28,000, out of which she spent 20% on daily expenses, 10% on phone bills and saves the rest. If her income is increased by 8% an...