Blocks numbered 0 through 9 are placed in a box, and a block is randomly picked.
the probability of picking an odd prime number is . the probability of picking a number greater than 0 that is also a perfect square is

 2/5 and 3/10

Step-by-step explanation: Sample space S={0,1,2,3,4,5,6,7,8,9}

A:event of picking a odd prime number={1,3,5,7}

P(A)=4/10

      =2/5

B: event of picking a number greater 0 that is also a perfect square={1,4,9}

P(B)=3/10

answer: your correct answer is b. d.

step-by-step explanation:

85.3-64 = 21.3

so laura has already added 85.3 grams of chocolate powder and she has gone over the amount specified in the recipe by 21.3 grams

hope i ! have a great  day!