In one flip of 10 unbiased coins, what is the probability of getting 8 or more heads?

Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?

Adeposit of 5500 at 6% for 3 years equals

How many verticies does a triangular prims have