Question

Cost of 1 litre petrol is 32 4/7 then what is cost for 20 1/2 litre of petrol​

Answer 1

ANSWER : 182.85

STEP BY STEP EXPLANATION

1. COST OF 1 LITRE PETROL = 32 4/7 = 128/7
2. COST OF 20 1/ 2 LITRE PETROL =?
3. 20 1/2 =10
4. SO 128/7×10 = 182.85
5. COST OF 20 1/2 LITRE PETROL = 182.857

Answer 2

Answer:

trigonometry, the branch of mathematics concerned with specific functions of angles and their application to calculations. There are six functions of an angle commonly used in trigonometry. Their names and abbreviations are sine (sin), cosine (cos), tangent (tan), cotangent (cot), secant (sec), and cosecant (csc).

Step-by-step explanation:

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