Question

Four friends Priya ,ISHAAN ,NIHAR AND MAHEK .ARE STRANDED IN A FOREST. THE ONLY WAY TO SAFETY IS THROUGH A RICKETY BRIDGE ACROSS A RIVER. IT IS PITCH DARK AND THEY HAVE ONLY ONE TORCH. NO MORE THAN TWO PERSONS CAN USE THE BRIDGE AT A TIME. HOW CAN THEY ALL GE ACROSS IN 17 MINUTES IF PRIYA CAN CROSS THE BRIDGE IN 1 MINUTE ,ISHAAN IN 2 MINUTES ,NIHAR IN 5 MINUTES ,AND MAHEK IN 10 MINUTES

Answer 1

We know that PRIYA-1 MIN
ISHAAN-2 MIN , NIHAR -5 MIN AND NIHAR IN
10 MIN. IF BOTH ISHAAN AND PRIYA CROSS THE BRIDGE IN 2 MINUTES THEN THEY WILL TAKE TOTAL OF 17 MINUTES:-2+5+10=17 MINUTES

Answer 2

17 minutes...........