'A + B' means 'A is the father of B'. 'A - B' means 'A is the son of B'. 'A ÷ B' means 'A is the daughter of B'. 'A X B' means 'A is married to B'. In the given expression 'R X S + U X V - T + W X Y + Z', how is T related to Z?
In △ ABC, ∠ A = 90°. M is the midpoint of BC and D is a point on BC such that AD Ʇ BC. If AB = 7 cm and AC = 24 cm. then AD: AM is equal t...
If x2 – xy + y2 = 16 and x4 + x2y2 + y4 = 320 then find x2 + xy + y2...
If a3 + b3 = 6240 and a + b = 30, then find the value of {(a + b)2 – 3ab}
Which of the following statements is correct?
I. If x = 12, y = –2 and z = –10, then x³ + y³
+ z³ = 720
II. If x + y = 48 an...
A certain number of students from school X appeared in an examination and 30% students failed. 150% more students than those from school X, appeared in ...
When 732 is divided by a positive integer x, the remainder is 12. How many values of x are there?
Evaluate (998)3 without multiplying directly.
If a = 901, b= 903, and c= 906, then find the value of a³ + b³ +c³ –3abc?
If P3 + 3P2 + 3P = 7, then the value of P2+ 2P is –
In a class of 70 students and 25 teachers, each student got gifts that were 20% of total number of students and each teacher got gifts that were 10% of ...
