MOSCOW, April 1 (Reuters) - The Russian rouble slightly

strengthened against the U.S. dollar on Monday.

By 0715 GMT, the rouble was 0.25% higher at

92.25 to the dollar after trading in a range of 92.190 to

92.473.

Against the euro, the rouble rose 0.08%

to 99.57 and dropped 0.11% to 12.69 against the yuan

.

Brent crude oil, a global benchmark for Russia's

main export, rose 0.3% to $87.22 a barrel.

Russian stock indexes rose. The dollar-denominated RTS index

rose 0.71% to 1,144.95. The rouble-based MOEX Russian

index gained 0.6% to 3,352.61.

($1 = 92.2500 roubles)