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A formula for 8 bottles of window cleaner calls for 6 cups of rubbing alcohol, 2 and one-fourth gallons of water, and 1 and one-half cups of ammonia. How many quarts of rubbing alcohol would the formula call for if a factory made 1,280 bottles for stores to sell to customers? |
| Answer» 240 quartsStep-by-step explanation:If 8 bottles of window cleaner calls for 6 cups of rubbing alcohol and we want to know how many QUARTS of rubbing alcohol would the formula call for 1,280 bottles, the next PROPORTION must be satisfied:8/1280 = 6/xx = 6*1280/8x = 960 cupsWe know that 1 CUP = 0.25 quarts, then, the conversion of cup to quart is:960*0.25 = 240 quarts | |