Probability of amounts in collection envelopes

Reference no: EM13115409

A local church is studying the amount of offerings in an envelope from their early Sunday mornings services. The church studied 500 envelopes and found the following:

Less than $5 200
$5 to $9.99 100
$10 to $19.99 75
$20 to $49.99 75
$50 or more 50

What is the probability of opening one envelop and finding $20 or more in it? ______

What is the probability of opening one envelop and finding less than $10 in it? ______

What is the probability of opening two envelopes and finding less than $5 in each one of them? ________

Reference no: EM13115409

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