Ashoe stores sells 4 pairs of black shoes for every seven pairs of brown shoes they're all there were 4900 pairs of brown shoes sold last year how many pairs of black shoes were sold

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?

Klmn and pqrs are similar trapezoids. which side of pqrs corresponds to lm

Libby built a fence that was 56 \text { feet}56 feet long over 44 days. she built the same length of fence each day. how many inches of fence did libby build each day?