Question

in the shooting star restaurant outer space a pancake takes just 1/5 of a minute to cook how many pancakes can be cooked in the space of 1 1/2 hours​

Answer 1

450 Pancakes can be cooked in 1 1/2 hrs in  shooting star restaurant

Step-by-step explanation:

In the shooting star restaurant outer space a pancake takes just 1/5 of a minute to cook

=> 1/5 minute = 60/5  = 12 Sec

12 Secs are taken to cook    1 Pancake

in 1 Sec pan cakes can be cooked = 1/12

1 1/2 hr s = 60 * 3/2 = 90 mins

90 mins = 90 * 60 = 5400 Sec

in 5400 secs pan cakes can be cooked = 5400 * 1/12 = 450 Panackes

Hence 450 Pancakes can be cooked in 1 1/2 hrs

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Answer 2

450

Step-by-step explanation:

No. of Pancakes made in minutes$\frac{1}{5}$ minutes = 1

60 minutes = 1 hour

1 minute = $\frac{1}{60} hours$

$\frac{1}{5}$ minutes =  $\frac{1}{60} \times \frac{1}{5}=\frac{1}{300} hours$

No. of Pancakes made in$\frac{1}{300}$ hours =1

No. of Pancakes made in 1 hour =$\frac{1}{\frac{1}{300}}=300$

No. of Pancakes made in $1\frac{1}{2}=\frac{3}{2}$ hours =$300 \times \frac{3}{2}=450$

Hence 450 pancakes can be cooked in the space of 1 1/2 hours​

#Learn More :

Unitary method

1)https://brainly.in/question/6314086,Answered By Aman3495