there were 550 students who participated in a quiz of 5 math problems, and 2011 problems were solved correctly in all. it is found out that every participant solved correctly at least 1 problem. it also know that 59 students got 1 problem correct, 69 students were able to answer all problem correctly while the number of students who 2 correct and 3 correct answer were the same. how many of the students got 4 correct answers
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1 solved => been solved
2 think => thinking
3 seem => seems
4 them => themselves
5 spent => took
6 first place => the first place
7 believed in => believed that
8 by the chance => by chance
9 project => projected
10 reach at => reach
Vài giây trước
Choose the correct form of the verb from the parentheses .
1 . It ( was / were ) the children who made that mess .
2 . It ( is / are ) these questions that are difficult .
3 . A few ( has / have ) failed the test .
4 . Several theories on this subject ( has / have ) been proposed .
5 . Living expenses in this country , as well as in many others , ( is / are ) at an all-time high .
6 . Every Participant ( has / have ) been notified of the change in sheduce .
7 . Most of the rooms in the hotels ( have / has) air-conditioning
Choose the correct form of the verb from the parentheses .
1 . It ( was / were ) the children who made that mess .
2 . It ( is / are ) these questions that are difficult .
3 . A few ( has / have ) failed the test .
4 . Several theories on this subject ( has / have ) been proposed .
5 . Living expenses in this country , as well as in many others , ( is / are ) at an all-time high .
6 . Every Participant ( has / have ) been notified of the change in sheduce .
7 . Most of the rooms in the hotels ( have / has) air-conditioning