______ is used for making chemical apparatus like beakers, flasks etc.
1). Potash glass
2). Hard glass
3). Soda glass
4). Jena glass
The area of an equilateral triangle is 9√3 sq cm, find height of the triangle?
1). 6 cm
2). 6√3 cm
3). 3√3 cm
4). 9 cm
On a certain principal if the Simple interest for two years is Rs 3000 and Compound interest for the two years is Rs 3225, what is the rate of Interest?
1). 7.5 percent
2). 30 percent
3). 15 percent
4). 22.5 percent
An engineering student has to secure 24% marks to pass. He gets 61 and fails by 29 marks. What is the maximum marks for that exam?
1). 375 marks
2). 400 marks
3). 425 marks
4). 450 marks
Women have shrill voice because of _______.
1). Low frequency
2). High frequency
3). Shrill vocals
4). Strong epiglottis