For the following questions answer them individually
In a match, average of runs scored by 7 players is 53. If the runs scored by 6 players are 121, 40, 26, 56, 37 and 48, then how many runs did the 7th player scored?
Mohit buys an old bicycle for Rs 2700 and spends Rs 500 on its repairs. If he sells the bicycle for Rs 3520, then what is his profit percentage?
If the price of onion increases from Rs 24/kg to Rs 36/kg, then by what percentage a household should decrease the consumption of onion so that expenditure remains same?
A train travels 20% faster than a car. Both start from point A at the same time and reach point B, 180 km away at the same time. On the way the train takes 30 minutes for stopping at the stations. What is the speed (in km/hr) of the train?
A sum of Rs 720 amounts to Rs 882 at simple interest in $$1\frac{1}{2}$$ years. In how many years will the sum Rs 800 amounts to Rs 1040 at the same rate?Â
If $$(\frac{x}{y})^{a-4}=(\frac{y}{x})^{2a-5}$$, then what is the relation between x and y?
If $$x+\frac{1}{x}=3$$, then what is the value of $$\frac{x^4+5x^3+3x^2+5x+1}{x^4+1}$$ ?
If $$\frac{x+\sqrt{x^2-1}}{x-\sqrt{x^2-1}}+\frac{x-\sqrt{x^2-1}}{x+\sqrt{x^2-1}}=194$$, then what is the value of x?
In ΔABC, AD is the median and AD = (1/2)BC. If ∠ACD = 40°, then what is the value (in degrees) of ∠DAB?
