Read this passage and me answer these last 3 multiple questions. 4. why did a rider usually stop after 75 miles? a. he had to pick up more mail. b. he and his horse were tired c. the mail did not have to go any farther d. the weather was too bad for traveling. 5. pony express a. rode wild horses in the west b. rode horses on ranches. c. carried food supplies to sick people d. talk letters across the country on horses. 6. which word means the same as carrier in the story? a. saddle b. fighter c. postman d. indian

Jonathan pays $1.90 per pound for potatoes. he buys 8.3 pounds of potatoes. he determines that he will pay $15.77, before tax, for the potatoes. which best describes the reasonableness of jonathan’s solution? jonathan’s answer is reasonable because there are two decimal places in the factors and two in the product. jonathan’s answer is unreasonable because there are three decimal places in the factors and two in the product. jonathan’s answer is reasonable because is 16, and 16 is close to 15.77. jonathan’s answer is unreasonable because is 8, and 8 is not very close to 15.77.

Need solving this second acceleration problem.

Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a.  x2  − 4x  − 7 = 0b. 4r2  + 11r  − 3 = 0c. 3m2  + 7 = 0d.  t2  + 2t  + 1 = 0