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4. A room if the interior decorator has selected 18 carpet swatches, 25 wall patterns, and 7 paint hues MomaplesA anglicfumes 7. Twenty students are available for 7 scholarships. How many ways can the scholarships be awarded if; 1. a student can only be granted one scholarship 2. a student can be granted more than one scholarship 8. Emilio has picked up his textbooks for the seven courses he will study this year. In how many ways can he arrange them on his bookshelf if he wants to keep the french and the German texts side by side? 1. 1440 2. 720 Whenisgnans will 3. 240 4. 120 aTU 1928A tnow ent rants 9. How many 4 digit numbers can be made using 0-7 with no repeated digits allowed? 1. 5040 2. 4536 3. 2688 4. 1470 10. How many 3-digit integers are there in which the tens and the ones digits are different? (You many repeat numbers) mi worl ajosey Of ying this month 11. As an anniversary gift a family with 4 children give their parents a photo montage containing 5 photo's - one family portrait and 1 of each of the children. 1. In how many ways could the photos be hung in a row on the living room bris wall? 2. If the family portrait must be in the middle, how many orders can the pictures be hung on the wall now? 12. How many 4 digit numbers, using the numbers 1-6, only once, 1. do not have a 3? 2. have a 1 on the third position 3. have a 3 in the second position and a 5 in the third position