0.0136 g + 2.70 × 10-4 g - 4.21 × 10-3 g = ? how many digits to the right of the decimal point should be used to report the result?

In my opinion, the most logical option is either to write the term so that the g has no decimal or 1 decimal number

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.