Question

APEEJAY SCHOOL. PITAM PURA
CLASS X MATHS ASSIGNMENT
DATE: 24TH NOVEMBER
TIME: 30 MINS
M.
IfXf-11. fx-2p+52 and the mean of any distribution is 6. then find
The mean of 25 observations is 9.1f each observation is increased by 4. th
mean.
3. If P(E) -0.05.then what is the P(not E). I
4. Cards marked with numbers 5 to 50 are placed in a box and mixed thorough
drawn from the box at random. Find the probability that the number on the ta
a prime number less than 10.
5. A card is drawn from a well shuffled pack of 52 cards. Find the probability of
spade or a queen.​

Answer 1

Answer:

The probability is 13 because there's 13 card in spade or queen