About 4 out of 5 students are left handed If there are totally 40 students in an class how many

I am pretty sure this is not a elitmus level question.
9 years agoHelpfull: Yes(17) No(0)
4 out of 5 Students are left handed
total students = 40
5 * 8 = 40
left handed 4*8=32
10 years agoHelpfull: Yes(3) No(0)
4 out of 5 means every 10 student 2 are not left handed... so in 40 student 8 are not .... 40-8=32 student are left handed
10 years agoHelpfull: Yes(3) No(0)
Probability of left handed = 4/5
total student = 40
total left handed = 40 *(4/5)
= 32
10 years agoHelpfull: Yes(3) No(0)
40/5=8
4*8=32 ans
10 years agoHelpfull: Yes(2) No(0)
4 out of 5 students are left handed
now total students is 40.means if we divide by 5 then we get 8 [5+ 5+ 5+ 5+ 5+ 5 +5 +5=40]
now if 4 out of 5 students are left handed then [4+4+4+4+4+4+4+4=32] are total left handy students out of 40.
9 years agoHelpfull: Yes(2) No(2)
ans is 4/5*40=32
10 years agoHelpfull: Yes(1) No(0)
32
80% are left handed
so 80% of 40 is= 32
9 years agoHelpfull: Yes(1) No(0)
32 since 5*8 = 40 therefore required ans is 4*8=32
10 years agoHelpfull: Yes(0) No(0)
32 left handed
9 years agoHelpfull: Yes(0) No(0)
for every 10 students we get 8 left handed hence for 40 students we get 8*4=32 left handers.
9 years agoHelpfull: Yes(0) No(0)
4 out 5 are left handed so 4/5*40=32 would be left handed
9 years agoHelpfull: Yes(0) No(1)
x+2+y+2+z+2=9
x+y+z=3
3+3-1c3-1=5c2
8 years agoHelpfull: Yes(0) No(1)
C- 32

In 40 ,5 is divisible 8 times...for every 5 there are 4...so,8*4=32
5 years agoHelpfull: Yes(0) No(0)

About 4 out of 5 students are left handed.If there are totally 40 students in an class.how many would be left handed?
a, 40
b, 30
c, 32
d, 42