Math, asked by sharmamehak658, 10 months ago

the probability of a man hitting a target is 1/4 .(1) if he fire 7 times,what is the probability of his hitting the target at least twice?(2) how many times must he fire so that the probability of his hitting target at least once is greater than 2/3?

Answers

Answered by madhushukla642

Answer:

(1) 7/8

(2) 8

please mark me as brainliest

Previous Question

Next Question

Similar questions

Physics, 5 months ago

Science, 5 months ago

Math, 5 months ago

Math, 10 months ago

English, 10 months ago

Science, 1 year ago

Physics, 1 year ago

Math, 1 year ago

if $15 \tan(a {}^{2} ) + 4 \sec(a {}^{2} ) = 23 \: then \: find \: the \: value \: of \: ( \sec(a )+ \csc(a) ) ) {}^{2} - \sin(a) {}^{2}$ ...