If 4 bags of flour with an average(arithmetic mean) weight o
1个回答
B.10
total weight = 15 x 4 + 5 x 4 = 80
the average weight = 80 / 8 = 10
相关问题
一道SAT数学题.if 4 bags of flour with an average weight of 15 pou
If w = x + y + z,what is the average (arithmetic mean) of w,
if the average (arithmetic mean) of x,y,z,5,and 7 is 8,which
with an average of 和 on an average of 有区别吗,可以互换吗
The weights of two boys are in the ratio 5:4.If the weight o
determine if each sequence is an arithmetic sequence.if the
100分求一道物理题,英文If carbon (C,with an atomic weight of 12,combin
If Michael Jordan has an average of 29 points per game after
a bag with food和a bag full of food及a bag of food 有何区别?with与o
英语翻译The weighted average cost of capital reflects the return