jenniferissad jenniferissad

01-09-2019
Mathematics

contestada

Riya got 10 correct answers and ten incorrect answers. what is her score if each correct answer is awarded with 3 marks and each incorrect answer is awarded with -1?

Respuesta :

desire04 desire04

01-09-2019

Answer:

20

Step-by-step explanation:

Riyas score = ( correct answer × mark) + ( incorrect answer × mark lost )

= ( 3× 10) + ( -1 ×10 )

= 30 -10

=20

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