jincejoby832
jincejoby832 jincejoby832
  • 27-10-2021
  • Mathematics
contestada

In a quiz contest, +2 marks are given for every correct
 answer and -1 mark is given for every incorrect answer 
Riyaz scored 15 marks. If he got 9 answers correct, how 
many questions he attempted incorrectly?
​

Respuesta :

parkercasarez
parkercasarez parkercasarez
  • 27-10-2021
9*2=18
18-15=3

Riyaz got 3 questions incorrect.
Answer Link

Otras preguntas

who benefits most from workplace safety regulations?
What is tension? a. stress squeezing an object c. stress breaking an object b. stress pulling an object d. stress releasing an object
failure to pay child support can result in the suspension of your license
two consecutive integers have a sum of 153. find the integers.
Leon is a family doctor. In which economic sector does he work?
Having physical health issues does not affect a person's social health
the salutary effect of the vacation upon the subject could be defined as: _____. select all that apply.
which of the following is the most appropriate unit to describe the time you can drive a car based on the amount of gas
how can 1/3x-2=1/4x 11 be set up as a system of equations?
Who controlled Vietnam for more than a thousand years beginning in 200 B.C.? A:the Japanese B:the Chinese C:the Cham D:the Khmer