Tolong nomor 1-5,thx

1.( 1/4 x 5/2 ) - 1/6 = 5/8 - 1/6 = 11/24
2. 4/7 x ( 1/8 + 4/8 ) = 4/7 x 5/8 = 5/14
3. ( 3 x 7/2 )+ 1/4 = 21/2 + 1/4 = 42/4+1/4 = 43/4
4. ( 1/2 x 2/5 x 3/2 ) = 3/10
5. ( 11/4 x 4/5 ) x (3/6 + 4/6 ) = 11/5 x 7/6 = 77/30

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