Question
What approximate value will come in place of the question
mark (?) in the following question? (Note: You are not expected to calculate the exact value.) ? + (13.02 Γ 5.98) = 91.99Solution
ATQ,
? + (13.02 Γ 5.98) = 91.99
? + (13 Γ 6) β 92
? + 78 β 92
? β 14
The highest common factor (HCF) of two numbers is 17. If their product is 867, how many pairs of numbers satisfy these conditions...
If A is an orthogonal matrix, then Aβ»α΅ is
One-fifth of a number is equal to two-fifths of 25% of another number. Determine the ratio of the two numbers.
Let vector r lie in the plane of p = i + j and q = j + k, and be such that r is perpendicular to p and satisfies r Β· q = 2. Then, the value of the dot ...
I.Β x2Β + 31x + 238 = 0
II.Β 2y2Β + 70y + 612 = 0
The average weight of 14 students in a class is 30 kg. Two more students weighing 20 kg and 24 kg join the class. What is the average weight of the clas...
The height of a right circular cone is 7 cm, and its volume is 733(1/3) cmΒ³. Determine the diameter of the cone.
Two trains are moving in opposite directions at speeds of 72 km/hr and 54 km/hr. If they cross each other in 15 seconds, find the length of the faster t...
Two trains, A and B, start from the same point at the same time and travel in opposite directions. Train A travels at a speed of 60 km/h and Train B tra...
The efficiency of P is 20% more than the efficiency of Q, and the efficiency of R is 80% of the efficiency of Q. If P starts with 5/4 of his efficiency ...
Relevant for Exams:
