Not everyone is a big fan of math or math riddles. But the people who are, know that solving math riddles is a great way to practice your problem-solving skills and get some much-needed mental ...

(NEXSTAR) — Are you smarter than a Texas fifth-grader taking the STAAR Test? As another new school year begins, it’s never a bad idea to know what the kids are learning — or how hard the lessons are.

(NEXSTAR) — Are you smarter than a North Carolina fifth-grader taking their end-of-grade math test? As another new school year is underway, it’s never a bad idea to know what the kids are learning — ...

Explanation: To kill 7 rats, it would take 7 cats: 7 × 7 = 49 mins To kill 1 rat, it takes 1 cat, that is: 49/7 = 7 mins Since, the job is to kill 100 rats, it would take 1 cat, that is: 7 × 100 = 700 ...