If arc AB - 70°, how many degrees are in LADB D)
1 answer:
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Let:
• y, be the cost of the plan
,• x, be the minutes spend on call
This way, we'll have:
Plan A:
Plan B:
If the two plans cost the same, we'll have that:
Solving for x :
A) The two plans will cost the same for 140 minutes on call
The cost will be:
B) $36.80
Answer
given,
A bag consist of 29 tulip bulbs
a) P(both bulb are red ) =
=
=
= 0.111
P(both bulb are red ) = 0.111
b) P(first bulb is red and second yellow ) =
=
=
= 0.148
P(first bulb is red and second yellow ) = 0.148
c) P(first bulb is yellow and second red ) =
=
=
=0.148
P(first bulb is yellow and second red ) = 0.148
d) P(one bulb is red and the other yellow) =
= P(first bulb is yellow and second red ) + P(first bulb is red and second yellow )
= 0.148 + 0.148
= 0.296
P(one bulb is red and the other yellow) = 0.296