ΔABC is right angled at B. BD is an altitude. AD = 3 cm and DC = 9 cm. What is the value of AB (in cm)?
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If a + b = 10 and ab = 24, then what is the value of a3 + b3?
What is the equation of a line of slope 1/3 and y-intercept 5?
Point P (8 , 5) is the midpoint of segment AB. Co-ordinates of A are (5, y) and B are (x, -3). What is the value of x?
The 3rd and 6th term of an arithmetic progression are 13 and -5 respectively. What is the 11th term?
The sum of a fraction and 3 times its reciprocal is 19/4. What is the fraction?
The amount received at 10% per annum Compound interest after 3 yrs is Rs 5324. What was the principal (in Rs)?
Two cyclists P and Q cycle at 20 km/hr and 25 km/hr towards each other. What was the distance (in kms) between them when they started if they met after 56 minutes?