Page 41 - NUMINO Challenge_C2
P. 41
Type 4-2 Finding Scores
Jenny is taking a test. She starts with 10 points. She then gets 5 points
for each correct answer, but loses 1 point for each wrong answer. After
20 problems, is Jenny’s score an even or an odd number?
1 After one problem, is Jenny’s score an even or an odd number?
2 After two and three problems each, is Jenny’s score an even or an odd
number?
3 Using a chart, show how Jenny’s score changes after each problem.
Problem 1 2 3 4 5
Score (even, odd) (even, odd) (even, odd) (even, odd) (even, odd)
4 After 20 problems, is Jenny’s score an even or an odd number?
38 NUMINO Challenge C2
Jenny is taking a test. She starts with 10 points. She then gets 5 points
for each correct answer, but loses 1 point for each wrong answer. After
20 problems, is Jenny’s score an even or an odd number?
1 After one problem, is Jenny’s score an even or an odd number?
2 After two and three problems each, is Jenny’s score an even or an odd
number?
3 Using a chart, show how Jenny’s score changes after each problem.
Problem 1 2 3 4 5
Score (even, odd) (even, odd) (even, odd) (even, odd) (even, odd)
4 After 20 problems, is Jenny’s score an even or an odd number?
38 NUMINO Challenge C2
