11.bb漰wͳؽY(ji)(gu)ĄӻӺdrһλ˲P(gun)ԭʼYF(xin)нY(ji)(gu)İȫMк˲ʹ_J(rn)?
A.ԭO(sh)λ
B.ԭO(jin)λ
C.ԭY(ji)(gu)O(sh)Ӌλ
D.ԭʩλ
𰸣C
12.r( )
A.r=ֱM+gM++
B.r=gM++
C.r=ֱM+gM+
D.r=ֱM++
𰸣A
13.ʩA(y)(yng)Y(ji)(gu){Ǟ˷ֹA(y)(yng)䓽PgͱC( )
A.Y(ji)(gu)
B.Y(ji)(gu)d
C.Y(ji)(gu)Ѷ
D.Y(ji)(gu);
𰸣D
14.עԽl(f)( )Εr(yng)P(gun)TNעY
A.̎P
B .ֆʧО
C.ֹͣעԽI(y)(w)Mһ
D.g^ʮq
𰸣A
15.ijĿoB(ti)ͶY500fԪO(sh)21ͶY40%2ͶY60%(ni)ƽr׃A(y)ڞ5%tԓĿO(sh)ڵĝqrA(y)M( )
A50.75fԪ
B40.75fԪ
C30.75fԪ
D20.75fԪ
𰸣B
16.㰴MÄ֣֞йMMáO(sh)JϢһҲڃ(ni)?
A.Ӗ(xn)M
B.O(sh)λM
C.A(y)M
D.bM
𰸣C
17.кηNO(sh)Ҫ회бO(jin)
A.ĿͶY3500fԪĿ
B.HMJĹ
C.Ƭ_l(f)O(sh)30000m2סլС^(q)
D.cO(sh)
𰸣C
18.O(sh)ĿMЃurָ(bio)ǣ
A.ؔ(w)F(xin)ֵ
B.(ni)
C.ͶY
D.Ya(chn)ؓ(f)
𰸣D
19.ĿӋڃ(ni)ؔ(w)F(xin)ֵr۬F(xin)ʞ( )
A.rgrֵ
B.oL(fng)U
C.ؔ(w)(ni)
D.ИI(y)(zhn)
𰸣C
20.ijĿͶY10000fԪ1F(xin)1000fԪԺÿf400fԪĿڞ10꣬tԓĿoB(ti)ͶYڞ( )
A7.14
B5.5
C5.33
D5.67
𰸣C