Lin's smartphone was fully charged when she started school at 8:00 a. m. At 9:20 a. m., it was 90% charged, and at noon, it was 72% charged. When do you think her battery will die? Is battery life a function of time? Is it a linear function? Explain your reasoning.

Two lines that do not intersect are skew. always sometimes or never

During the election for class president, 40% of the students voted for kellen, and 60% of the students voted for robbie. 500 students voted in total. how many more students voted for robbie than for kellen? answer with work : )

Long division setup showing an incomplete calculation. 12 is in the divisor, 6839 is in the dividend, and 5 hundreds and 6 tens is written in the quotient. 6000 is subtracted from 6839 to give 839. an unknown value represented by a box is being subtracted from 839. what number should be placed in the box to complete the division calculation?