April 29 (Reuters) - Wall Street's main indexes opened

higher on Monday as Tesla and Apple led gains in megacap

companies, while investors exercised caution ahead of the

Federal Reserve's interest rate decision later in the week.

The Dow Jones Industrial Average rose 42.5 points, or

0.11%, at the open to 38,282.16. The S&P 500 rose 14.2

points, or 0.28%, at the open to 5,114.13​, while the Nasdaq

Composite rose 79.1 points, or 0.50%, to 16,006.998 at

the opening bell.

(Reporting by Shristi Achar A in Bengaluru; Editing by Devika

Syamnath)