If 5 fair coins are tossed, how many different coin sequences will have exactly 3 tails, if all tails have to occur in a
row?
Please suggest
Thankx
row?
Please suggest
Thankx
BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course
RedeemTarget Test Prep · GMAT
Learn live with an expert or move at your own pace. Every option includes the complete TTP study system.

with Chris Peckover

with Logan Thompson
Complete access from day one. Study on your schedule.
Compare the format, schedule, and included access before enrolling. Prices and seat counts shown reflect the supplied offer details.
{TTT}HH; since all tails have to occur in row so consider them as a one group, therefore in all we have, 3 elements to arrange, {TTT},H,H; which can arrange themselves in 3!/2!=3venmic wrote:If 5 fair coins are tossed, how many different coin sequences will have exactly 3 tails, if all tails have to occur in a
row?
Please suggest
Thankx
New here Create free account