The Ms Jodi has 950 non fiction books. 40% of those books are about science topics and 30% are about history. How many books are about other subjects?
1 answer:
Step-by-step explanation:
well first you need to divide all the percents by 100.
40% = .40
30%= .30
and now you need to multiply those two by 950.
.40/950=4.20
.30/950=3.15
so ms jodi has about 3 books on history
You might be interested in
-2x+14=x²-3x+12 add 2x on both side: 14=x²-x+12 subtract 14 on both side: x²-x-2=0 factor: (x-2)(x+1)=0 x=2 or x=-1 HOPE THIS HELPS AND PLEASE MARK ME AS BRAINIEST AND ADD ME AS A FRIEND
Answer:
1 1/4 hours
Step-by-step explanation:
.75/.6=x/1
cross multiply
.75=.6x
divide by .6
x=1.25 hours
Answer:
a. (3,-2)
b. (-5,-3)
Two times a number minus 4 is six. (2*5-4=6)
12 because 1/8 is 4 4x3= 12