Question
A card is drawn randomly from a collection of total face
cards. What is the probability that the drawn card is a jack?Solution
Three face cards (Queen, King, and Jack) are in each of the four suits (Heart, Diamond, Spade, and Club). So, total number of face cards = 4 × 3 = 12 There are 4 jacks one in each suit (Heart, Diamond, Spade, and Club). n(E) =4 Required probability, = 4/12 = 1/3
The primary function of the cerebrospinal fluid is to:
Which of the following statement is correct?
I. Speed of sound in steel is more than the speed of sound in glass.
II. Speed of sound ...
For two different gases at the same temperature, the gas with the lighter molecules (lower molecular mass) will have, on average:
Which of the following is not a vector-borne disease?
Which of the following does not show heterotrophic nutrition?
On the basis of which phenomenon does a Jet Engine work?
The base of the modern periodic table is
Which of the following has the lowest wavelength?
When electric current is passed through a wire, the amount of heat produced in a wire depends upon _____.
I. Length
II. Thickness
Which of the following is not a unit of energy?