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Class 9 · Mathematics
→If (y=168-10x), which value of (x) makes (y) equal to (4x)?
Class 9 · Mathematics
→If (y=30+6x), which value of (x) makes (y) equal to (11x)?
Class 9 · Mathematics
→A machine's value is (V(y)=c-2500y). If (V(4)=38000), what will (V(10)) be?
Class 9 · Mathematics
→The price of an item is (P(n)=a+20n). If (P(6)=230), what is (P(13))?
Class 9 · Mathematics
→If (G(t)=220-rt) and (G(4)=G(13)+99), what is (r)?
Class 9 · Mathematics
→If (F(t)=50+rt) and (F(3)=F(11)-80), what is (r)?
Class 9 · Mathematics
→If (A(t)=190-8t) and (B(t)=46+4t), when will (A(t)) be (12) more than (B(t))?
Class 9 · Mathematics
→If (M(t)=62+5t) and (N(t)=142-5t), when will (M(t)) be (20) more than (N(t))?
Class 9 · Mathematics
→Which option makes (y) decrease by (7) per step and has (y(8)=94)?
Class 9 · Mathematics
→Which option makes (y) increase by (9) per step and has (y(4)=61)?
Class 9 · Mathematics
→In the model (R(t)=r-12t), (R(3)=134) and (R(s)=50). What is (s)?
Class 9 · Mathematics
→In the model (P(t)=p+10t), (P(4)=92) and (P(s)=152). What is (s)?
Class 9 · Mathematics
→Which polynomial represents a quantity with an initial value of 15 that decreases linearly at a constant rate of 7 per unit time?
Class 9 · Mathematics
→A quantity has an initial value of 50 and decreases uniformly by 4 in each unit of time. Which polynomial represents this linear decay?
Class 9 · Mathematics
→If (D(t)=240-kt) and (D(5)-D(13)=96), what is (k)?
Class 9 · Mathematics
→If (C(t)=28+kt) and (C(10)-C(4)=72), what is (k)?
Class 9 · Mathematics
→Which of the following polynomials represents a decrease at a constant rate as x increases?
Class 9 · Mathematics
→To identify linear growth between a quantity and the variable x, what property should the quantity’s values have at equal intervals of x?
Class 9 · Mathematics
→Which equation has an initial value of 250 for y and represents a constant decrease in y as x increases?
Class 9 · Mathematics
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