Mr. Konroy purchased a new lawn mower. The lawn mower had been reduced in price to $168.75, which is 75% of the original price. What was the original price of the lawn mower?

1. what are the missing reasons in the proof 2. it's in the second picture and 3

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Hurry can a triangle can be constructed with angles measuring 115°,55°, and 20°? yes or no