How much is 25 / 3 times 12 / 5? How to calculate?

How much is 25 / 3 times 12 / 5? How to calculate?

25/3×12/5=（25×12）÷（3×5）=300÷15=20

How to make it easier: 25 times (4 + 4 / 25) 7 / 10 times 3 / 7-1 / 4 plus 7 / 12 / 10 divided by 3 / 10 times 5 / 4
Come on! Give me the answer before 7:30!
Oh, sorry, wrong type
The calculation should be as simple as it should be.. I'm so sorry!!

25 times (4 + 4 / 25)
=25 × 4 + 25 × (4 / 25)
=100+4
=104
.
7 out of 10 times 3 out of 7-1 out of 4 plus 7 out of 10
=7 / 10 × (3 / 7 + 1) - 1 / 4
=7 out of 10 × (10 out of 7) - 1 out of 4
=1-1 / 4
=3 / 4
.
12 divided by 3 / 10 times 5 / 4
=12 × (10 / 3) × (5 / 4)
=50

One in six times five minus two in three

Equal to 0.666667

9.6 times 89 in 1993 plus 25 times 1103 times 24 in 1993

9.6 times 89 of 1993 plus 25 times 1103 of 1993 times 24 = 9.6 / 1993 * 89 + 25 * (1-890 / 1993) * 24 = 24 * 4 * 8.9 / 1993 + 400-25 * 890 * 24 / 1993 = 400 + (0.4-25) * 89 * 24 / 1993 = 400 - (0.4-25) * 89 * 24 / 1993 = 400-26.36 = 373.64