ozzie and jia are measuring the mass of two objects the mass of the first object is 0.89 grams. The mass if the second object is 0.9 grams. If each model refers to the same whole, which model shows the correct shading for the comparison of the two decimals?

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

How many times larger is 6 × 10^12 than 2 × 10^7? a. 30,000 b. 3,000 c. 3,000,000 d. 300,000