AN ALARM CLOCK IS SLOW. IT FALLS BEHIND 4 MINUTES EVERY 24 HOURS. I...

9. - ĐỀ THI TOÁN RSM VÀ IMC DÀNH CHO HỌC SINH LỚP 3 ĐẾN LỚP 8
Lớp 3 Toán ĐỀ THI TOÁN RSM VÀ IMC DÀNH CHO HỌC SINH LỚP 3 ĐẾN LỚP 8
9. An alarm clock is slow. It falls behind 4 minutes every 24 hours. If the clock was showing the correct time at 6 : 00 this morning, how many seconds ahead was the clock at 10 : 00 last night?