4. [1/4 Points] DETAILS PREVIOUS ANSWERS COHENPCALC7 5.7.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER In 2000 the nations of Niger and Portugal had similar size populations: Niger 10.1 million, Portugal 10.0 million. However, the relative growth rate for Niger was 3.0%/year, whereas that for Portugal was only 0.1%/year. (a) Assuming exponential growth at the given rates, make projections for each population in the year 2015. (Round your answers to one decimal place.) Niger 11.7 X million Portugal 10.1 * million (b) When might the population of Niger reach 25 million? (Round your answer to the nearest whole number.) 2040 X yr What would the population of Portugal be at that time? (Round your answer to one decimal place.) 10.3 million