45 of a number refers to 180, and 54 refers to 216. So 100 of a number is 400 and 1 of a number is 4. If 54x - 45x = 36, just plug in 4 and double check: 54(4) - 45(4) = 36 or 216 - 180 = 36, which is true.

5 0

2 years ago

caroline wants to give 8 equal size packets of flower seeds to her friends. She has 1/2 pounds flower seeds. How much will each

scoray [572]

We want to divide 1/2 pound in 8 equal parts

1/2 dividend by 8/1 is the same as
1/2 multiplied by 1/8 =1•1/2•8=1/16
Each package will weigh 1/16 of a pound
Or 1 ounce since 1 pound = 16 oz

3 0

3 years ago

Find the product of the complex number and it's conjugate. <br><br> 9-5i

Dennis_Churaev [7]

Conjugate of 9-5i is 9+5i
product of those two: (9-5i)*(9+5i) = $9^{2} - (5i)^{2} =81-25* i^{2} =81-25*(-1)=81+25=106$

3 0

3 years ago

A mom buys a jersey and a water bottle for each of the ten players on the dodgeball team. Each water bottle cost $11.60. The mom

Lynna [10]

464 = 10w + 10u

464 = 10(11.60) + 10u

464 = 116 + 10u

384 = 10u

38.4 per jersey

8 0

2 years ago