Question
How many such pair(s) of letters are in the word β
WEDNESDAY β which has as many letters between them (both forward and backward) as in the English alphabetical series?Solution
One, DE
Solve the equation:sin(x) + cos(x) = 2Β·sin(x + Ξ±). Then the value of Ξ± is:
A cyclist travels from point A to point B at a speed of 12 km/h and returns at a speed of 15 km/h. Calculate the average speed for the entire trip if th...
A tangent from point P touches a circle at T. If OP = 13 cm and radius = 5 cm, find PT.
- What is computer memory primarily composed of?
The length of a rectangle is increased by 20% and the width is decreased by 10%. What is the percentage change in the area of the rectangle?
Two friends, Ammu and Beenu, had some candies. One of them had 10 more candies than the other. The candies Ammu had were 60% of the total candies they h...
If a person loses Rs 20 by selling an item for Rs 140 then what is the loss percentage?Β
Shivam invested 20000 at 12% p.a. simple interest for βxβ months. If at the end of βxβ months, he received a total amount of Rs.23600. What is t...
If the numerator of a fraction is increased by 150% and the denominator is increased by ___%, the fraction becomes 4/7. What is the original fraction? W...
Simplify the expression -:
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