Questions › Category: Math › Bobby has 3 times as many model spaceships as his friend Sylvester does. Bobby has 0 Vote Up Vote Down Lisa Howell asked 8 months ago Bobby has 3 times as many model spaceships as his friend Sylvester does. Bobby has 21 spaceships. How many model spaceships does Sylvester have ? Please login or Register to submit your answer Username or Email Address Password Remember Me