Answer:
Number of students who scored atleast 1700 but less Than 2100 = 17
Step-by-step explanation:
Given the data :
1,450 1,620 1,800 1,740 1,650 1,800 2,010 1,780 1,840 1,490 1,620 1,480 2,390 1,640 1,830 1,710 1,900 1,910 1,950 1,820 1,590 2,350 2,260 1,870 1,530 1,950 2,000 1,830 1,980 2,100
Class interval __ Frequency
1400 - 1599 ____ 5
1600 - 1799 ____ 7
1800 - 1999 ____12
2000 - 2199 ___ 3
2200 - 2399 ___ 3
Number of students who scored atleast 1700 but less Than 2100 = 17
Answer:
Kevin must add 1.2 gallons of 100% lemon juice to make a mixture of 50% lemon and 50% lime.
Step-by-step explanation:
Given : Kevin wants to make a mixture that is 50% lemon juice and 50% lime juice. 100% lesson juice should he add to a juice mixture that is 40% lemon juice and 60% lime juice to make 6 gallons of the 50% lemon 50% lime juice mixture.
To find : How much 100% lesson juice should he add to a juice mixture.
Solution :
According to question, we wants to make mixture where lemon = lime
We have to make 6 gallons, where
40% lemon juice require to make 6 gallon
i.e,
and 60% lime juice require to make 6 gallon
i.e,
Now, to make them equal subtract both of them
Therefore, he must add 1.2 gallons of 100% lemon juice to make a mixture of 50% lemon and 50% lime.