8sr6 + 2sr2×2×3 +5sr3 - sr2×3×3×3
=8sr6 + 2(2)sr3 + 5sr3 - 3sr2×3
=8sr6 + 4sr3 + 5sr3 - 3sr6
=8sr6 - 3sr6 + 4sr3 +5sr3
=5sr6 + 9sr3 (ans)
Answer:
19.2
Step-by-step explanation:
1 mile is 1760 that times 3 equals 5280 divided by 275 = around 19.2
Answer:
Step-by-step explanation:
slope is rise/run or change in y, over change in x
Therefore, slope = (7-8)/ (-4 +8)
= -1/4
Answer:
After about 340 seconds the cooler should be 40% full
Answer:
1 : 9.75 * 10⁷
Step-by-step explanation:
To find n, we have to divide the real distance by the scale distance. This is 7.8 * 10⁸ / 8 = 0.975 * 10⁸ = 9.75 * 10⁷ which means that the ratio is 1 : 9.75 * 10⁷.
