Answer:
7,000,000,000
Step-by-step explanation:
since the closest number is less than 5 (1<5) you round down making the nearest billion 7
Answer:
15/8 hours .................
Step-by-step explanation:
Let L be Laura, and B be Ben. Then:
3L=1
5B=1
Next:
15L=5
15B=3
15(L+B)=5+3=8
15/8 (L+B)=1
Answer:
29
Step-by-step explanation:
Answer: p+(q÷r) this is because you divide a and r and add p to it
Answer:
Step-by-step explanation:
ok just try to figure out the square root if their no certain number you can do an estimate.
For example 625 squared root is 125
For higher one you can use prime factorization to get the prime factors and with that you have to make groups of numbers with the number left side
