If sin (A + B) = cos (A - B) = $\frac{\sqrt{3}}{2}$ ,acute angles of A and B
1). 45° and 15°
2). 30° and 60°
3). 15° and 60°
4). None of these
Rickets is a disease caused by the deficiency of
1). Vitamin D
2). Vitamin C
3). Vitamin B
4). Vitamin A
In a class 35 students wear shirt and cap, while 25 wear coat and cap. If 10 students wear shirts, coats and caps, find the number of students in the class.
1). 70
2). 45
3). 50
4). 60
If D = 4, BAD = 7, what is the value of ANT ?
1). 8
2). 17
3). 35
4). 37
All his efforts to find his lost child were in vane.