The chef is making 10.5 batches of dinner rolls for each batch he kneaded dough for 0.7 hours and let the dough rest for 1.6 hours then he bake the dough for 0.4 hours how long does it take to make each batch of dinner rules

2.7 hours

Step-by-step explanation:

From the question, chef is making 10.5 batches of dinner rolls , for each batch he kneaded dough for 0.7 hours and let the dough rest for 1.6 hours then he bake the dough for 0.4 hours . Which means for every batch of the roll the roll must ;

kneaded for 0.7 hours

rest for 1.6 hours

baked for 0.4 hours

Then the addition of all this hours will give us the total hours it take to make each batch of dinner rules

We can do that Mathematically as

(0.7 hrs +1.6 hrs +0.4 hrs)

= 2.7 hrs

Therefore,to make each batch of dinner rules It willtakes 2.7 hours

$450 is the answer.

step-by-step explanation:

30% of 450 = 135

450-135=315

hey! so 1 (25) out of 4 (100) is 25 so your answer is 25%. it's like quarters!