1. Find the probability of getting 53 Sundays
in a leap year.
.2. Find the probability of getting a king of
black colour when a card is drawn at
random from a pack of 52 cards.
3. a powder tin has square base with side.
8cm and height 13cm. An
other cylindrical
can with base radius 7cm and height
15cm. Which of the two contains more
powder? How much is the difference in
their capacities?
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1) 2/7
2) 2/52 = 1/26
3)
Volume of Powder tin = 8×8×13= 832 sq.cm
Volume of cylendrical can = pi × r^2 × height = 22/7 × 7 ×7 × 15
= 2310 sq.cm
•°• volume of the cylindrical can is more. So it will contain more powder that the tin can
( 2310 - 832 )sq.cm = 1478 sq.cm
____________
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